French DIAGER four-groove cement drill bit (AA03009)

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 The drill bit needs to be withdrawn every 10 seconds to allow for heat dissipation.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