Irwin 63108 Cobalt HSS Fractional Straight Shank Jobber Drill Bit 1/8 In

Irwin general purpose HSS jobber drill bit at 1/8 inch with straight shank. HSS construction supports general purpose drilling in wood, plastic, and steel during construction and mechanical assembly...

Irwin cobalt HSS jobber drill bit at 3/8 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 1/4 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 1/2 inch. Cobalt construction extends bit life on stainless and hardened steel vs standard HSS. Used in mechanical assembly drilling work.

Cobalt High Speed Steel Fractional Straight Shank Jobber Length Drill Bit, 31/64 in