Williams BS-71CBA BS-71Cba Narrow Head Construction Ratchet,SnapOn,BS-71CBA" /> 1/2-Inch drive Overall length of 15 13/16-Inch 36 tooth gear with 10 degree of engagement allows engagement in tight work areas Extra large shift lever reverses action instantly and easily, even when wearing gloves Tapered spud handle easily lines up bolt holes. It has a black industrial finish