Back Home / Cutting Tools / Drill Bits / STEP DRILL BIT-HIGH SPD-STEEL 3/16″-7/8″, 1/4″ SHANK STEP DRILL BIT-HIGH SPD-STEEL 3/16″-7/8″, 1/4″ SHANK SKU: XST321 Categories: Cutting Tools, Drill Bits High speed steel construction. Balanced double flute for clean burr-free holes. Freer cutting, cooler running. Case Quantity: 1 Log In For Pricing