RATCHET CRIMPING TOOL 35574Expert Quality, carbon steel with hardened and tempered jaws. Continuous crimping at preset tension ensures accurate crimp. Chemically blacked finish with PVC grips. Suitable for crimping insulated terminals as follows: - red channel: 0.5 - 1.00mm, blue channel: 1.5 - 2.5mm and yellow channel: 4.0 - 6.0mm.