Black&Decker BCD700D2K

The Milwaukee Red Helix Cobalt 1/2 in. Drill Bit are engineered for extreme durability and longer life in hard metal applications. The Milwaukee Cobalt drill bits are designed with a Variable Helix th more→at includes an aggressive 35 degree Helix Angle which ends at 15 degree. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metals, PVC and wood. The tapered drill bits feature a new enhanced tapered web that strengthens the bit's core to increase flute durability. The cobalt twist drill bits are ideal for tough applications, providing up to 15X life vs. black oxide brill bits.

The Milwaukee 55 piece Shockwave Impact Driver Bit Kit is engineered to offer you the most durable, best fitting driver bits on the market. The Wear Guard Tip delivers increased wear resistance which more→protects the impact bits fit over the life of the bit. The Shock Zone is optimized for each tip type and length of driver bit in the set to absorb peak torque and prevent breaking. The driver bits are made from Custom Alloy76 steel and a proprietary heat treatment process to extend bit life, providing up to 50X life versus other impact driver bits on the market. The Milwaukee Shockwave Impact Duty driver bits are built to provide users with extreme durability for the most demanding applications.

DeWalt bit tip inserts are make from shock-resistant tool steel for maximum durability and longevity. The advanced hardening process provides maximum durability. For use in bit tip holders for driving more→screws in a variety of materials.