Drill bit/drill bit/circular hole saw

The five-groove, ten-blade cement drill tail drill bit originally imported from France by DIAGER is a five-groove steel bar drill bit that can cut through steel bars. The five-groove hammer drill bit adopts a super-hard alloy cutter head, which can cut through steel bars. It is suitable for use with a hammer drill, and the effect is excellent.

Product Features:

• French DIAGER five-groove ten-edge cement drill tail drill bit, super-hard alloy cutter head, hard material, impact resistance, low wear rate, long life
• Five-groove hammer drill bit, powerful chiseling effect, strong penetration
• The five-groove ten-edge cement drill tail drill bit can easily drill through steel bars below 20mm
• New rotary pressure-reducing groove design facilitates chip removal, patented large double groove design, drilling speed is 25% faster
• 4 precise guides and ten main cutting edges make it easier to crush concrete
• The drill bit can drill holes of various materials, eliminating the trouble of replacing the drill tail.
• Suitable for use with the force-free five-groove hammer drill. No need to push forward, just press lightly.
• French DIAGER five-groove ten-edge cement drill tail drill bit, indestructible even when encountering steel bars
• DIAGER drill tail imported from France

Specifications:

Unit: mm

The DIAGER five-groove six-blade cement drill tail drill bit, originally imported from France, is suitable for five-groove force-free hammer drilling. It is a five-groove steel bar drill bit that can pass through steel bars. The five-groove hammer drill bit adopts super-hard tungsten steel cutter head, which is hard and impact-resistant. The alloy cutter head has a positioning convex point design, which can automatically position , and the shoveling effect is easier to crush concrete. The hole diameter is accurate and the position is not offset. 6 main cutting edges maintain simultaneous cutting in multiple directions, increase drilling speed, and ensure stable and balanced drilling force through automatic positioning.

Product Features:

• The French DIAGER five-groove six-blade cement drill tail drill bit is a drill bit that can drill through steel bars . It uses a super-hard alloy cutter head, which is hard in material, impact-resistant, has a low wear rate and a long service life.
• New grooves strengthen the axial drilling force and enhance the earthquake resistance
• 3 alloy blades, 6 main cutting edges, automatic center positioning, accurate positioning, easier to crush concrete
• The alloy cutter head has a positioning bump design, automatic positioning, circular drilling, and position does not shift
• Special heat treatment to absorb vibration, absorb shock waves and reduce recoil
• Maintain multi-directional cutting at the same time, increase drilling speed, and ensure stable and balanced drilling force through automatic positioning
• Suitable for use with the zero-effort five-groove hammer drill
• DIAGER is the largest drill manufacturer in Europe, a professional drill manufacturer, and the only distributor of drill bits imported from France.

Product Features:

Suitable for drilling materials:

Instructions for use:

• Before drilling a deep hole, you must pre-drill a shorter intermediate length hole of the same specification to reduce the pressure on the drill bit.
• When drilling, it is necessary to maintain a stable pressure and remove the drill bit from the hole frequently to remove debris. Use a slow speed to drill harder materials to extend the life of the drill bit.
• Different drilling speeds are used depending on the model of the electric drill. Generally speaking, regardless of the drill bit specifications, the recommended drill speed is 300-400 revolutions per minute.
• Do not use too much force on the hammer drill when using it. Just use normal force to avoid hand fatigue.

Specifications:

Unit: mm

The four-groove three-blade cement drill tail drill bit originally imported from France by DIAGER is a four-groove steel bar drill bit that can pass through steel bars. It uses a tungsten steel alloy cutter head, which is hard and impact-resistant. It is indestructible and can penetrate even steel bars. It is a world exclusive patent. One drill can replace 20 drills. When used with a force-free 4-groove hammer drill, the effect is excellent.

Product Features:

• The French DIAGER four-groove three-blade cement drill tail drill bit adopts super-hard tungsten alloy cutter head, embedded with blade, one-piece molding, hard material, impact resistance, low wear rate and long service life.
• New rotary pressure-reducing groove design is conducive to chip removal, and the patented large double groove design is 15% faster
• The overall alloy blade design can automatically position, and the three main cutting edges make it easier to crush concrete.
• Suitable for drilling various materials, eliminating the trouble of replacing the drill bit
• Suitable for use with a force-free 4-groove hammer drill. No need to push forward, just press lightly.
• French DIAGER four-groove three-blade cement drill tail drill bit can drill through steel bars below 12mm and is indestructible when encountering steel bars
• B25 concrete can drill 1500 holes, and 250 holes when encountering steel bars
• The world's exclusive patent, one stick can be used to replace 20 sticks
• DIAGER is the largest drill manufacturer in Europe, a professional drill manufacturer, and the only distributor of drill bits imported from France.

Unit: mm

DIAGER four-groove cement drill bit (water drill) imported from France, suitable for four-groove power-free hammer drilling, super-hard tungsten steel bit, hard and impact-resistant. The alloy cutter head has a positioning bump design, which can be automatically positioned. The shoveling effect makes it easier to crush concrete. The hole diameter is accurate and the position does not shift. The angle of the alloy tip of the four-groove cement drill tail is increased to improve the drilling ability. When used in conjunction with the force-free 4-groove hammer drill, the effect is first-class.

feature of product:

• French DIAGER four-groove power-free hammer drill cement drill bit uses super-hard tungsten steel bit as the drill bit, which is hard material, resistant to impact, has low wear rate and long service life.
• New double large row groove design, rapid mud removal and faster drilling speed
• The angle of the alloy cutter head is increased, and the top angle is designed at 160 ^° to improve drilling capabilities and efficiency.
• The alloy cutter head has positioning bumps that can be positioned automatically. The shoveling effect makes it easier to crush concrete. The hole diameter is accurate and the position does not shift.
• Suitable for dry walls, gradually increasing pressure relief grooves to accelerate chip removal design, fast chip removal
• The four-groove cement drill tail is suitable for use with the four-groove power-free hammer drill.
• Depending on the drilling material, the drilling speed can be 30% faster. The ideal test conditions in the laboratory test that the 8x160 drill tail can drill at least 500 holes.
• DIAGER is the largest manufacturer in Europe, a professional manufacturer of drill bits, drill bits imported from France, and the general agent of Bailishi

Suitable for drilling materials:

Product Features:

Instructions for use:

• Before drilling a deep hole, you must pre-drill a shorter intermediate length hole of the same specification. The drill bit needs to be withdrawn every 10 seconds to allow for heat dissipation.
• When drilling, it is necessary to maintain a stable pressure and frequently remove the drill bit from the drill hole to remove debris. Use a slow speed to drill harder materials to extend the life of the drill bit.
• It is recommended to use a 4kg hammer drill for drilling in B50 cement concrete

Origin:

• France

French original Diager four-groove cement drill bit (SDS-plus four-groove hammer drill bit), suitable for four-groove power-free hammer drilling, shock-resistant carbide head, hard and impact-resistant. The U-shaped groove design facilitates chip evacuation and allows for fast drilling speed.

feature of product:

• French DIAGER four-groove cement drill bit, super-hard tungsten alloy bit, hard material, impact-resistant, low wear rate
• Four-groove cement drill tail, U-shaped groove design facilitates chip removal and fast drilling speed
• Diager SDS-plus four-flute hammer drill bit adopts shock-resistant carbide tip and is suitable for use with the force-free 4-flute hammer drill.
• Diager is the largest manufacturer in Europe, a professional manufacturer of drill bits, drill bits imported from France, and the general agent of Bailishi

Drilling function:

Instructions for use:

• Before drilling a deep hole, you must pre-drill a shorter intermediate length hole of the same specification. The drill bit needs to be withdrawn every 10 seconds to allow for heat dissipation.
• It is recommended to use a 4kg hammer drill for drilling in B50 cement concrete

Exclusive agent ~ DIAGER special cement drill bit imported from France for waterproofing and four-groove cement drill bit for water- stopping . It is SDS PLUS cement drill tail. The upgraded U-shaped groove is suitable for substrates with high moisture content in waterproofing and water-stopping projects, such as high-humidity sand. Stone, remove chips freely . The cutter head is made of shock-resistant carbide material, which is hard and impact-resistant. When used with a force-free 4-channel hammer drill, the effect is first-class.

Product Features:

• French DIAGER four-groove cement drill bit, super-hard tungsten alloy bit, hard material, impact resistance, low wear rate, four-groove cement drill tail, upgraded U-shaped groove, suitable for bases with high moisture content in waterproofing and water-stopping projects Material, high humidity sand and gravel, free chip removal, fast drilling speed
• SDS-plus four-groove waterproof drill bit, suitable for use with the power-free 4-groove hammer drill
• DIAGER four-groove waterproof drill bit is suitable for planting reinforcement and chemical anchor bolts. It is a professional drill tail for water-stop construction.
• Diager, a drill bit originally imported from France, is the largest factory in Europe, a professional manufacturer of drill bits, and the general agent of Bailishi

Drilling function:

Instructions for use:

• Before drilling a deep hole, you must pre-drill a shorter intermediate length hole of the same specification. The drill bit needs to be withdrawn every 10 seconds to allow for heat dissipation.
• It is recommended to use a 4kg hammer drill for drilling in B50 cement concrete

Product specifications:

The DIAGER ultra-hard straight-shank cement drill bit imported from France has a high-strength alloy tip, which is impact-resistant and wear-resistant. It can be used on gypsum board, bricks, stones, hard rocks, and cement concrete. Suitable for use with an impact electric drill, making your construction faster and more flexible.

feature of product:

• DIAGER super-hard straight shank cement drill bit/drill tail adopts high-strength alloy blade alloy head, which is impact-resistant and has low wear rate.
• U-shaped groove design for rapid chip removal
• Suitable for use with cordless impact drills for fast and flexible construction
• Suitable for working on drywall, bricks, stone, hard stone, cement concrete
• DIAGER is the largest manufacturer in Europe, a professional manufacturer of drill bits, drill bits imported from France, and the general agent of Bailishi

Suitable for drilling materials:

Origin:

• France

The four-groove three-blade cement drill bit is specially designed for reinforced concrete. It has high-strength material and three-blade structure. It can penetrate quickly and efficiently, reduce tool wear and improve construction efficiency. The reinforced concrete drill tail is equipped with a tungsten steel alloy cutter head, which is tough and impact-resistant, and has no fear of steel bars. It is suitable for use with a force-free four-groove hammer drill to ensure excellent drilling results.

Product Features:

• Suitable for drilling steel bars in cement concrete
• Super-hard embedded tungsten steel cutter head, strong and wear-resistant, maximizes drilling speed and durability
• Rapid chip removal groove design effectively removes cement debris
• The alloy cutter head automatically positions, and the three main cutting edges easily crush concrete
• Suitable for drilling various materials, eliminating the trouble of replacing the drill bit
• Must be used with the force-free four-groove hammer drill
• Four groove three blade cement drill tail, easily penetrate steel bars below 16mm

The four-groove two-edge cement drill bit has a unique four-groove design, which enhances stability and improves chip removal efficiency, effectively prevents clogging, reduces the risk of overheating, and extends service life. In addition, its two-blade design can quickly cut cement and concrete, significantly shortening drilling time and improving work efficiency. It is suitable for a variety of materials such as cement, bricks and concrete, and is an ideal choice for high CP value.

Product Features:

• Four-groove two-edge design: specially designed for four-groove hammer drills, providing stable performance
• Hard alloy cutter head: significantly improve cutting efficiency and impact resistance
• Anti-wear properties: Extended service life, suitable for long-term use
• High CP value: Combining high efficiency and economical affordability, excellent cost performance
• Wide applicability: suitable for cement, bricks, concrete and other materials

Germany's DreBo four-groove cement drill bit has efficient chip removal and wear resistance. Its superior cutting ability and durability ensure fast and efficient construction, making it an ideal choice for professionals.

Product Features:

• Germany DreBo four groove cement drill bit, four groove cement drill tail
• The super-hard alloy cutter head is connected by hot copper welding, which is hard, impact-resistant and has a low wear rate.
• U-shaped groove design facilitates chip removal
• Carbide tip, best suited for use with a zero-effort four-groove hammer drill

Specifications:

Directions:

• Before drilling deep holes, you must pre-drill the shorter intermediate length holes of the same specification, and withdraw the drill bit every 10 seconds to allow heat dissipation.
• Maintain a steady pressure when drilling and remove the drill bit from the hole frequently to remove debris. Use a slow speed to drill harder materials to extend the life of the drill bit.
• It is recommended to use a 4 kg hammer drill for drilling holes in B50 cement concrete

SDS made in Taiwan Plus four-groove, four-edge cement drill bit and high-strength four-edge alloy bit improve drilling capabilities and efficiency. The four-groove cross-blade cement drill tail can achieve excellent drilling performance when drilling holes in bricks, cement concrete, and gypsum boards. It works well when paired with a force-free 4-groove hammer drill, and the construction is fast and labor-saving.

feature of product:

• Made of German super-hard tungsten steel and made of high-heat copper rods, it is tough and durable
• The four-groove power-free hammer drill uses a cement drill bit to drill the tail, which is impact-resistant and has low wear rate.
• Special thread design, fast mud discharge and fast drilling speed
• Cross-blade tungsten steel drill bit, precise hole diameter, no deviation in drilling, and improved hole entry speed
• Suitable for use with the power-free 4-groove hammer drill, saving time and effort during construction
• Four-edge design of alloy cutter head improves drilling ability and efficiency
• 400mm length, suitable for use with 6-minute labor-saving hammer drill, reducing resistance and increasing service life

Product Features:

Origin:

• Taiwan

• Straight shank cement drill bit, high-strength alloy blade alloy bit
• U-shaped groove design for rapid chip removal
• The straight handle cement drill tail is suitable for use with a cordless impact drill, and the construction is fast and flexible.
• Straight shank drill bit, suitable for home DIY drilling operations

Product specifications:

Made of high-speed steel + titanium-plated material, it reduces the downward thrust and power usage. It is up to 6 times more durable than ordinary high-speed steel drill bits and has a longer service life. It can drill holes in wood, plastic, plywood, soft metal, thin metal plates and other materials with ease.

Product Features:

• Taiwan-made titanium-plated straight shank drill
• High-speed steel material is titanium-plated to provide long life and fast penetration
• Titanium-plated to reduce thrust and power usage, providing durability, wear resistance and rapid penetration. It is up to 6 times more durable than ordinary high-speed steel drill bits.
• Suitable for professional or general use on wood, plastic, plywood, soft metal, thin metal plate operations
• Suitable for use with cordless drills Titanium-plated straight shank drill bits

Specifications:

Origin:

• Taiwan

• Made in Taiwan, cobalt-containing straight shank drill bits (straight shank twist drill bits, cobalt-containing high-speed steel straight shank drill tail HSS straight shank drill bits for ironworking and woodworking)
• The cobalt-containing straight shank drill bit tail is made of high-speed alloy steel (HSS). The drill bit tail tail contains 5% cobalt, which doubles the heat resistance and wear resistance.
• Suitable for drilling stainless steel, alloy steel, non-alloy steel, iron, wood, plastic...etc.

Product specifications:

※0 pieces per pack

Origin:

• Taiwan

• Straight shank drill bit set, metal, woodworking, cement drill bits, three uses, satisfied at one time
• Metal drill bit, made of HSS high-speed steel, precision ground and manufactured, long service life
• Cement drill bit, tungsten steel bit with high-strength alloy blade at the top of the bit
• Woodworking drill bit, made of medium carbon steel, center tip design, fast drilling speed
• Rapid chip removal and chip groove design
• ABS storage box makes it more convenient to store drill tails
• Suitable for use with electric drill

Made of high-speed steel + titanium-plated material, it reduces thrust and power usage. It is more durable than ordinary high-speed steel drill bits and has a longer service life. Can drill wood, plastic, plywood, soft metal, thin metal plates, etc.

feature of product:

• Made of high-speed steel and titanium plating, providing long service life and rapid penetration
• Titanium plating treatment strengthens the hardness, provides durability, anti-wear and fast penetration, and is more durable than ordinary high-speed steel drill bits for up to 6 times
• The tip is 135° and has 4 cutting surfaces, providing high penetration and reducing displacement
• Suitable for general operations on wood, iron, plastic, plywood, PVC board, soft metal, low alloy steel, and thin metal plates
• 1/4" (6.35mm) hexagonal shank is suitable for 1/4" quick replacement connectors or general electric drill chucks

Origin:

• Taiwan

The best tool for drilling, the double-groove design is suitable for use with 1/4” (6.35mm) quick-change joints or general electric drill chucks . It can be used in wood, plywood, low alloy steel, hard metal and heat-treated steel... etc. Drill holes in the material. Made of HSS high-speed steel, the service life is extended. The outer layer is titanium-plated to strengthen the hardness and is up to 6 times more durable than ordinary high-speed steel drill bits .

feature of product:

• Double groove design, applicable to both Japanese and American standards
• Made of high-speed steel and titanium plating, providing long service life and rapid penetration
• Titanium plating treatment strengthens the hardness, provides durability, anti-wear and fast penetration, and is more durable than ordinary high-speed steel drill bits for up to 6 times
• The tip is 135° and has 4 cutting surfaces, providing high penetration and reducing displacement
• Suitable for general operations on wood, iron, plastic, plywood, PVC board, soft metal, low alloy steel, and thin metal plates
• 1/4" (6.35mm) hexagonal shank is suitable for 1/4" quick replacement connectors or general electric drill chucks

Origin:

• Taiwan

Woodpecker series hexagonal shaft double groove cement drill tail. The double groove design is suitable for various models of 1/4" (6.35mm) impact driver or general electric drill chuck. It can be used for drilling holes in cement, bricks, tiles, and metal sheets. .

feature of product:

• Hexagonal shaft double groove cement drill tail, 1/4" (6.35mm) hexagonal shank double groove design, suitable for quick replacement joints of various sizes or general electric drill chucks
• Hexagonal shaft double-groove cement drill tail, impact-resistant and not prone to distortion and deformation
• Double groove hexagonal shank cement drill bit, anti-wear, long life
• Suitable for use with impact driver (tapping machine)
• Suitable for cement, bricks, tiles, metal sheets

The hexagonal shaft super-hard cement drill tail made in Taiwan can be used with a 6.35mm (1/4”) quick-change joint or a general electric drill chuck. It is suitable for drilling bricks, polished quartz bricks, cement (concrete), and metal sheets. hole work.

feature of product:

• Made in Taiwan, hexagonal shaft superhard cement drill bits (hexagonal shaft superhard cement drill bit, hexagonal shank superhard cement drill bit)
• Using tungsten steel sheets and copper welding technology, it is tough and durable
• U-shaped groove design for rapid chip removal. Six-head shank super-hard cement drill tail
• Suitable for drilling operations in bricks, polished quartz bricks, cement (concrete), and metal sheets
• Suitable for use with 2-point (1/4") electric drill or tapping machine

Product specifications:

Origin:

• Taiwan

HSS cobalt hexagonal shaft drill is a high-performance drill mainly made of high-speed steel (HSS) and cobalt alloy, suitable for processing metal materials with higher hardness. The addition of cobalt improves the heat resistance and strength of the steel, allowing the drill to maintain stable performance and extend its service life during high-speed cutting. The hexagonal shaft design allows it to be quickly installed and securely fixed to a variety of power tools or hand tools, increasing the convenience of operation. This drill bit is suitable for drilling holes in a variety of materials such as metal, aluminum, stainless steel, plastic, wood, etc. It is widely used in mechanical processing, construction engineering and maintenance fields, and is an ideal choice among professional tools.

Product Features:

• Japanese steel hexagonal shaft white iron drill bit (hexagonal shaft cobalt drill bit, hexagonal cobalt drill bit, stainless steel drill bit drill tail, stainless steel drill bit, cobalt iron drill bit, hexagonal shaft white iron drill bit)
• High-speed HSS alloy steel containing cobalt elements is made of six-head shank stainless steel drill bits
• Hexagonal shank double groove design cobalt ironwork drill bit
• Suitable for quick-change connectors and general electric drill chucks
• Suitable for drilling holes in ironwork, plastics, stainless steel, metal, and wood. Hexagonal shaft cobalt drill bit
• Suitable for 2-point electric drill or tapping machine, screwdriver using double groove hexagonal cobalt drill bit

Specifications:

Origin:

• Taiwan

• Drill and lock set (drill and lock set, drill and lock, drill and lock tool set)
• Reinforced locking sleeve design, double-layer locking is more stable and non-slip. Replaceable drill and lock
• Use French Diager 3.2mm super-hard straight shank drill bit, high-strength alloy bit
• The special chip removal groove design can quickly remove chips, resist wear, and drill quickly, making it easy and effortless.
• Replaceable drill lock set - Patented design of replaceable drill bits, instant replacement, quick and easy
• The deepest drilling depth is 34mm
• Taiwan patent number: 265168

• Drill and lock set (drill and lock set, drill and lock, drill and lock tool set)
• Reinforced locking sleeve design, double-layer locking is more stable and non-slip. Replaceable drill and lock
• Use French Diager 3.2mm super-hard straight shank drill bit, high-strength alloy bit
• The special chip removal groove design can quickly remove chips, resist wear, and drill quickly, making it easy and effortless.
• Replaceable drill lock set - Patented design of replaceable drill bits, instant replacement, quick and easy
• The deepest drilling depth is 34mm
• Taiwan patent number: 265168

Made in Taiwan, this 3-piece 3.4mm replaceable universal cement drill bit set is suitable for high-tension screws and is suitable for a variety of materials including polished quartz tiles, metal plates, bricks, cement, gypsum boards and pottery. The unique drilling and locking function allows fast installation and fixing of screws while drilling holes.

Product Features :
- Suitable for high tension cement screws
- Drilling and locking, done in one go
- Must be used with a hexagonal screwdriver

Applicable:
Polished quartz tiles, metal sheets, bricks, cement, plasterboard, pottery

Specifications:
- Drill bit: Φ1/8” (3.4mm) x 55mm long
- Socket: 1/4" (6.35mm)

Origin:
Taiwan

Related Products:
👉 ABS032 Supplementary 3.4mm Replacement Universal Cement Drill Bit

Taiwan-made 10-piece supplementary 3.4mm replacement universal cement drill bit is a universal cement drill bit replacement head designed specifically for high-tension screws. Suitable for polishing a variety of materials including quartz tiles, metal plates, bricks, cement, gypsum boards and pottery. The special drilling and locking function allows for quick installation and fixing of screws while drilling, effectively improving work efficiency and accuracy.

Product Features :
- Suitable for high tension cement screws
- The handle is one-piece, without shaking or resonance, and can drill holes accurately
- Impact resistant, not easy to bend or deform
- Wear-resistant, longer product life

Applicable:
Polished quartz tiles, metal sheets, bricks, cement, plasterboard, pottery

Specifications:
- Drill bit: Φ1/8” (3.4mm) x 55mm long

Product Material:
- Tungsten steel + alloy steel

Origin:
Taiwan

Related Products:
👉 E002-23032 3-piece 3.4mm replaceable universal cement drill bit set

Product Features:

• Can drill holes and install and remove screws on cement walls, aluminum doors and windows, corrugated boards and other building materials
• The sleeve adopts a steel ball design to fix the screws without losing the nails. It is stable, safe and durable
• AE158H(P) uses a four-groove, three-edge steel bar drill bit with a tungsten steel head and hard material to maximize drilling speed and wear resistance.
• AE158H uses a four-groove two-edge cement drill bit made in Taiwan
• Easy installation, free conversion, saving time and effort in operation
• The kit includes 2 cement drill bits and 1 sleeve
• Suitable for use with four-groove power-free electric drills

※The four-groove three-blade cement drill bit shown in the above figure can pass through steel bars, while the four-groove two-blade drill bit cannot pass through steel bars

Material:
- Sleeve: Alloy steel
- Drill bit: HSS+tungsten steel 

Product Components:
- 2 four groove three blade drill bits for steel bar and cement 5.8x160mm
- 1 x Casing 120 mm

鑽兼鎖組 高效施工設計

鑽兼鎖組-7.4x160mm四溝鑽尾2支+不掉釘套管，專為高效施工設計，具備高效鑽孔與固定功能。四溝鑽尾提供穩定穿透力，適用於水泥牆。搭配不掉釘套管，能有效防止釘子脫落，確保穩固鎖緊。無論是建築、裝修還是其他專業工作，鑽兼鎖組都是您值得信賴的選擇，為您提供高效、精準的施工體驗。

產品特色：
✅ 高效鑽孔：專為水泥牆設計，輕鬆鑽孔並快速裝卸螺絲。
✅ 不掉釘設計：套筒採用鋼珠結構，牢固固定螺絲，確保穩定、安全且耐用。
✅ 便捷操作：安裝簡易，自由轉換功能，讓作業更省時省力。
✅ 完整組件：包含2支水泥鑽尾及1支套管，滿足多種施工需求。
✅ 廣泛適用：完美搭配四溝免出力電鑽，提升工作效率。

材質:
- 套筒：合金鋼
- 鑽頭:：HSS+鎢鋼 

產品組件：
- 2支四溝二刃水泥鑽尾 7.4x160mm
- 1個套管120mm

產地：
- 台灣

• British technical expertise manufacturing
• Patented automatic chip removal design
• Patented automatic water cooling function
• New patented grinding drill bit, more accurate drilling size, smooth cutting surface, and no cracking on the edge of the cutting object
• Precision combination of diamond and metal technology, fast cutting speed and reduced vibration
• Suitable for drilling construction stone

The new patented grinding diamond drill bit/diamond powder drill bit made in Taiwan uses the latest advanced surface-level drilling methods from Europe, the United States, and Japan. The drilling size is more accurate and the edge of the cut object will not be broken. Suitable for drilling super-hard tiles, artificial granite, granite, quartz tiles, porcelain, marble, pottery, terracotta pottery and other hard stones. When installing functional building materials such as bathroom accessories and kitchenware, it can effectively reduce the drilling error rate.

feature of product:

• British technical expertise manufacturing
• Patented automatic chip removal design
• Patented automatic water cooling function
• New patented grinding drill bit, more accurate drilling size, smooth cutting surface, and no cracking on the edge of the cutting object
• Precision combination of diamond and metal technology, fast cutting speed and reduced vibration
• Suitable for drilling construction stone

Be applicable:

• Drilling of super hard tiles, artificial granite, granite, quartz tiles, porcelain, marble, pottery, terra cotta, etc.
• Installing functional building materials such as bathroom accessories and kitchen utensils can effectively reduce the drilling error rate
• Notice:
  

• Drilling into concrete is strictly prohibited
• Please apply gentle pressure on the drill. If you use excessive force, the diamond particles will wear out quickly.
• During use, be sure to add water for cooling and lubrication to protect the drill bit.

• Hexagonal shaft tungsten steel circular hole saw made in Taiwan
• The hexagonal shaft tungsten steel circular hole saw is made of Japanese tungsten alloy steel, which is super hard, wear-resistant and sharp. It is professionally welded and tightly integrated with the HSS steel pipe. It will not fall off and is resistant to high temperatures.
• A spring is attached to the center of the drill bit, which can automatically pop out the drilled residue, making it clear and fast.
• Straight hexagonal shank tungsten steel round hole drill with chip guide and groove, less likely to accumulate chips and smooth processing
• The grinding of tungsten steel sheets adopts an alternating type. Internal and external grinding reduces the contact area, resulting in less resistance during work, sharp drilling and less burrs.
• It has good groove elimination teeth to avoid tooth detachment caused by overheating, and is sturdy and durable with a long service life.
• Adopting a straight-cylinder structure, it improves the inconvenience of transfer processing, deepens the working depth, and can penetrate double holes (within 50mm) at one time.
• Maximum cutting capacity stainless steel sheet 5mm thick
• It is suitable for cutting holes in square pipes, iron plates, cast iron, stainless steel plates, FRP and other general metal sheets.

※16mm tungsten steel circular hole saw does not come with spring