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 1/2 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 1/4 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, 9/64 in