The Draper Expert QCCTL 260mm Crimping Tool feature an ergonomic handle which accommodates both single or two handed operation & the ratchet mechanism is designed to reduce the amount of pressure required for completing a crimp, which increases comfort & reduces the risk of repetitive strain injuries. This Draper Ratchet Action Crimping Tool has been manufactured from carbon steel & supplied with two sets of swappable jaws, which are suitable for crimping insulated terminals as follows:- red channel: 0.5-1.00mm-square, blue channel: 1.5-2.5mm-square & yellow channel: 4.0-6.0mm-square, & non-insulated crimps 1.5, 2.5, 6 & 10mm.