SUMAKE ST-5540

Diablo's SPEEDemon Red Granite Carbide Tipped Hammer Drill Bit range provides one of the fastest and longest lasting drilling solutions on the market for concrete, masonry and stone. Optimized with a more→unique brazing and hardening process, the carbide tip extends life and productivity, allowing users to drill fast, accurate holes. The multi-ground Grip Point tip design allows for aggressive starts that produce clean, fast holes. This range is Impact Strong for increased shank stability and durability in cordless and corded impact and drill drivers.

The Milwaukee Shockwave Impact Driver Bits are engineered to be the most durable, best fitting driver bits on the market. The Wear Guard Tip delivers increased wear resistance which protects the fit o more→ver the life of the bit. The Shockzone is optimized for each tip type and length of driver bit to absorb peak torque and prevent breaking. The Custom Alloy76 has a customized steel and heat treatment per tip type to extend the life of the driver bits, providing up to 50X life vs. competitive impact driver bits. Shockwave driver bits are built to deliver extreme durability for the most demanding applications.

For rotary drilling only. Includes 5/32 pilot bit which must be used first. Ideal for drilling porcelain tiles up to a scratch hardness of 8. The drill bit will not walk, tape or center punching is no more→longer needed. Flat bottom parabolic flute ensures fast and efficient removal of drill dust and prevents clogging. Cuts nice, clean holes with very little or no chipping; operate drill motor 400-600 RPM