Klein Tools NRHD4 6-in-1 Square Impact Socket Feature_Capacitance 4 mm) Material: 4140 Steel

4 mm) Material: 4140 Steel Drive Size: 1/2'' Socket Size: 1-1/8 x 15/16''

Because of strict NIST standards and continuous calibration testing

The disc is heat-treated for long life and is sharpenable and/or replaceable

easy way to test the wiring on their installation

Klein Tools NRHD4 6-in-1 Square Impact Socket Feature_Capacitance 4 mm) Material: 4140 SteelKlein Tools NRHD4 6 in 1 Square Impact Socket The 6 in 1 Impact Socket Wrench features two spring loaded sockets in one tool for hands free pole hardware installation and removal. The tool includes 3 4 Inch, 13 16 Inch, 1 Inch and 1 1 8 Inch square socket sizes plus a 7 16 Inch hex quick change adapter. Designed with an alignment slot to tighten and loosen most pole hardware. Each model is engineered for use with impact drivers effectively reducing