The SL-SB40 is designed to cut up to 1590 ACSR and regular guy wires and ground rod up to 5/8”. This cutter is made for one-handed operation. Simply remove the pin latch, place over cable, reinsert pin, and cut. A built-in bypass will pop off if the material is beyond the cutter’s capacity. It is not recommended to cut hardened steel.; NOTE: DO NOT CUT EHS GUY WIRE OR CASE HARDENED STEEL RODS. SEE REC-S624CC, S-24CC, SP-24CC, S-32CC OR SP-32CC1.