Replacement head cuts 1000 Cu, 1200 Al. Fits Klein’s 32-Inch (813 mm) Standard Cable Cutter (Cat. No. 63045) Jaws are forged tool steel with black-oxide finish for long life. Heavy-duty pins in head serve as blade-stops. Hook-jaw blades grab and hold cable while shear-cutting action makes clean cuts. Make a clean, even cut for ease in fitting lugs and terminals.