Power Bit Application - Tools Impact Fastening Tool Tip Size #1 Hex Shank Size 1/4 in Overall Bit Length 2 in Bit Style Square Recess Shank Style Hex Fastening Tool Material S2 Steel Single End/Double End Single End Includes (1) SQ1 2 in Insert Bit SAE or Metric SAE Impact Rated Yes Finish Black Phosphate Power Bit