The BlueSpot Auto Wire Crimper and Stripper has been specially designed for the precise stripping of flat and round wires, and crimping of electrical connectors. It features an adjustable stripping length and can be used on both rigid and flexible wires. The stripper can also be used to partially strip sections of wire enabling you to connect at mid points. Specification: Capacity: Terminals: Non-insulated: 0.5-1, 1.5-2.5, 4-6mm², Pre-insulated: 0.5-6mm²Max. Stripping Capacity: 5.5mm²