French DIAGER four-groove waterproof drill bit (AJ04011)
$165.00
Unit price perDIAGER 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:
| gypsum board | ★★★★ |
| brick | ★★★★ |
| Stone | ★★★★ |
| hard rock | ★★★★ |
| concrete | ★★★★ |
| RC | ★★ |
| granite | ★ |
Product Features:
| efficiency | ★★★★ |
| speed | ★★★★ |
| life | ★★★ |
| Drilling power | ★★★ |
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 The drill bit needs to be withdrawn every 10 seconds to allow for heat dissipation.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
$165.00
Unit price per