Drill Bit Set, 100-Pc

includes the most commonly used screwdriver accessories. magnetic drive guide reduces wobble. pilot point tip starts on contact for clean, accurate holes and reduces lock-up on breakthrough. no spin shank eliminates the frustration of bits spinning in the chuck. tapered web provides greater durability to reduce breaking. optimized for exact fastener fitment to reduce cam-out. full hex design increases bit tip strength. heat treat maximizes torque.