Irwin 3018005 29-pc Black and Gold Metal Index Drill Bit Set, 1/16 in to 1/2 in Cut dia

Irwin 29-piece black oxide drill bit set covering 1/16 inch through 1/2 inch in metal index case. Black oxide coating extends bit life over uncoated HSS. Used by machinists, mechanics, and...

Irwin 29-piece HSS drill bit set covering 1/16 inch through 1/2 inch in metal index case. Bundled set covers common drilling sizes for service technician and mechanic tool kits.

Irwin 18-piece black oxide drill bit set covering 1/16 inch through 1/2 inch. Black oxide coating extends bit life over uncoated HSS. Smaller piece count than 29-piece set fits compact service...

29-piece Red Helix cobalt drill bit set covering 1/16 inch through 1/2 inch in 1/64 inch increments. Cobalt steel construction handles stainless steel, hardened steel, and cast iron drilling where...

Irwin 29-piece Turbomax HSS drill bit set covering 1/16 inch through 1/2 inch in industrial case. Turbomax point geometry drills faster than standard 118 degree point bits. Reduced shank on larger...