Suntech SM-704

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.

Milwaukee Shockwave Impact 3pc kit (#1, #2, #3) Bits are engineered to deliver the most durable and fastest impact step bit hole drilling solution. Our step drill bits are made with global materials a more→nd give you best-in-class performance in impact drivers with the versatility to be used in drills. The 1/4 in. hex shank has an optimized Shockzone body providing you with the industry’s most durable shank. A Titanium Aluminum Nitride (TiAlN) coating helps deliver 5x longer life, while the Rapid Strike tip and dual spiral flute produces 2x faster holes

With a pilot point tip that starts on contact, DeWalt gold ferrous drill bits deliver clean, accurate holes and helps to reduced lock-ups. The bit spinning in the chuck and a tapered web provides help more→s to increased durability to helps to reduce breakage. Size markings are located above the shank to helps to prevent wearing.