This depth adjustable tool will strip back 1" to 4 & 3/8" on 1000al 17kv cable. The strip back can be easily set with an 1/8" allen wrench (included) and a folding ruler. With this tool you can strip 6 prepped cable ends (with semi con still on) in under 1 minute. You can use a regular drill or a slow high torque drill like the hole hawg.