The use of easily exchangeable module inserts allows accurate stripping of a wide range of insulation materials, including PVC and PTFE, with just one tool, No. 8146-2 with round blade, 4-16 mm2 / AWG 10-5, No. 8146-3 with V blade, PTFE 0.1-4 mm2 / AWG 28-12 (for all types of insulation), No. 8146-2 with circular blade: 4-16 mm²/AWG 10-5, No. 8146-3 with V-blade: PTFE 0.1- 4 mm²/AWG 28-12 (for all insulations), Flexible conductors up to 10 mm²/AWG 8, Rigid wires up to 1.5 mm² / AWG 16