Back Home / Cutting Tools / Drill Bits / DRILL BIT-HEAVY DUTY JOBBER LENGTH, 9/32″ DRILL BIT-HEAVY DUTY JOBBER LENGTH, 9/32″ SKU: TID932 Categories: Cutting Tools, Drill Bits Diameter of 9/32″. Jobber length, 4-1/4″. 135° split point. Black oxide finish. Heavy duty construction. Recommended for portable drilling of low to medium carbon steels, cast iron and wood. Diameter of 9/32″. Jobber length, 4-1/4″. 135° split point. Black oxide finish. Heavy duty construction. Recommended for portable drilling of low to me Case Quantity: 12 Log In For Pricing