Back Home / Tools and Equipment / 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: Drill Bits, Tools and Equipment High speed steel construction. Balanced double flute for clean burr-free holes. Freer cutting, cooler running. Case Quantity: 1 Log In For Pricing