Bosch GSR 18V-55 Professional 06019H5205

The Milwaukee 2 inch SwitchBlade Selfeed Bit drills up to 12 percent faster and delivers up to 2X longer life. Designed for any trade that demands repetitive cutting of large holes in wood, SwitchBlad more→e bits allow you to remove and replace blades rather than resharpen. You get a new bit with every quick, convenient change of the hardened steel blade and less downtime on the job. An aggressive feed screw design enables the bit to pull through quickly for faster drilling. Built to last and designed to perform, Milwaukee SwitchBlade Selfeed bits deliver more holes for the money.

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

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.