Chicago-Latrobe 57850 Heavy-Duty Cobalt Jobber Drill Bit Set 29-Piece

Chicago-Latrobe 57852 cobalt jobber drill bit set, 15 pieces from 1/16 to 1/2 inch, straw-oxide finish. The cobalt high-speed steel bits drill hardened steel and stainless, covering common fractional...

Cle-Line C18128 heavy-duty jobber drill bit set, 29 pieces from 1/16 to 1/2 inch by 64ths, black-and-gold high-speed steel. The split-point bits start without walking and the surface treatment...

Chicago-Latrobe 53450 Silver & Deming drill bit, 25/32 inch, cobalt high-speed steel with a straw finish and reduced 1/2 inch shank. The cobalt alloy drills hardened steel and stainless while the...

Irwin cobalt HSS jobber drill bit at 1/2 inch. Cobalt construction extends bit life on stainless and hardened steel vs standard HSS. Used in mechanical assembly drilling work.

Irwin cobalt HSS jobber drill bit at 15/64 inch. Cobalt construction extends bit life on stainless and hardened steel vs standard HSS. Used in mechanical assembly drilling work.