Ridgid #1380 Cable Cutter No. 1380 Cable Cutter is designed to shear-cut insulated aluminum and copper cable through 13⁄8" diameter, and 750 MCM*. Drop-forged, heat-treated, alloy steel jaws shear cable with minimum distortion of internal wires. Fitted with fiberglass-insulated handles and rubber grips. *Not intended for cutting steel or ACSR cable.