6-in-1 Lineman’s Ratcheting Wrench, Heavy-Duty, KT155HD. Ratcheting Wrench features six sizes in one tool (6-in-1). 3/4-Inch, 13/16-Inch, 1-Inch and 1-1/8-Inch combination square socket sizes. 9/16-Inch and 3/4-Inch hex sizes. Works on most common utility pole hardware, such as lag bolts, ”C” clamps and suspension bolts.