You can use the PRO Impact Socket Set to handle hex screws, bolts, and nuts with your square-drive wrench. We designed it to help you with screwdriving tasks in plant installations or other types of heavy industrial work.

Robust screwdriving
Chrome-molybdenum steel for resistance to high torque

Shank inch : 1/2
Width across flat mm : 10 / 11 / 13 / 17 / 19 / 21 / 22 / 24 / 27
Socket type and size : 1/2" external square
Length mm : 38 / 38 / 38 / 38 / 38 / 38 / 38 / 40 / 42