Proto® 1/4" Drive 8 Piece Hex Bit Ball End Socket Set ITEM #:J4770-8B Features and benefits Specifications Features and benefits Not for use on impact applications. Specifications Drive Size [in] 1/4 Finish Full Polish Unit of Measure Fractional Weight [Lbs] 0.49 Piece Count 8 Add to Wish list Add to Set Buy Now Print Warranty Share