Klein Tools 635-7/16 7/16-Inch Heavy-Duty Nut Driver Type_Abrasives The unique blade design allows

The unique blade design allows for both torqueing and tightening of screws

Standard Handle

Calibration standards traceable to the National Institute of Standards and Technology (NIST)

80 and 120 PVC pipe

including formed plastic and galvanized sheet metal

Klein Tools 635-7/16 7/16-Inch Heavy-Duty Nut Driver Type_Abrasives The unique blade design allowsKlein Tools 635 7 16 7 16 Inch Heavy Duty Nut Driver Fastening nuts on threaded rod can be a struggle due to the confined space and obstructions around the rod. Lateral movement is limited. On long sections of threaded rod, traditional nut drivers bottom out so you can only get the nut so far up the rod. Klein's Heavy Duty Nut Driver feature a through handle, completely hollow shaft to allow for nutdriving on unlimited bolt lengths. Wrench assist