Makita HR166DZ

"The Milwaukee Red Helix Cobalt 1/2"" 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 tha more→t includes an aggressive 35 degrees Helix Angle which ends at 15 degrees. The 135 degrees 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."

Featuring a heavy-duty, full-length, heat-treated shank for protection against bends and breaks, DeWalt Spade Bits are equipped with high-performance cutting spurs for optimum hole finish.

Irwin Screwdriver insert bit fits all standard bit holder. Stores more bits with large capacity case. Long-lasting container made from shatter-resistant materials. Flip top opens easily with one-hand more→ergonomic design. Wide-opening lid provides convenient access.

DeWalt Impact Ready Cleanable Nut Drivers enhance the overall life of a nut driver by allowing users to detach the nut driver from the shank to clean off debris that accumulates during use. Robust mag more→netism provides fastener retention for greater ease of use in all hex-head fastening applications.

The Bosch Drilling and Driving Mixed Bit Set features driver and drill bits for all-in-one convenience. This set also comes with a variety of accessories to help solve general drilling and fastening t more→asks. The included driver bits are designed to lessen damage to the screw head, with better bit-gripping power. This set provides drill bits for applications for wood, metal and masonry. It also provides an easy-to-use case, to help the user organize the bits.

DeWalt rapid load 6 piece tin set makes changing bits on the job quick and easy. The kit works with 3/8 in. and 1/2in. drills.