Drive Type : Square Drive Size : #1 Shank Type : Hex Shank Size : 1/4 In Material : Steel Finish : Manganese Phosphate Length : 1 In Suitable For : Power Tools
Drive Type : Phillips Drive Size : #1 Shank Type : Hex Shank Size : 1/4 In Material : High-Grade S2 Tool Steel Finish : Unfinished Length : 1 In Suitable For : Standard Drivers And Screwdrivers