The Klein Tools versatile 5-in-1 Impact Socket reigns as the market leader for Linemen and Utility Workers. It features three popular square sizes that can be quickly and easily converted for a variety of utility type applications. Designed with an alignment slot to tighten and loosen most pole hardware. It also has a long, hollow shaft designed to fit over long threaded bolts. 5-in-1 Impact Socket features three square socket sizes: 3/4-Inch, 1-Inch and 1-1/8-Inch, and small and large alignment slots Alignment slot to tighten and loosen most pole hardware 7/16-Inch hex quick-change adapter included
