Expert 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. Display packed. Payment & Postage Customer Service Warranty & Returns When making a purchase from any of our eBay listings you are entering into a contract governed by our terms & conditions. Please ensure you have read these before making your purchase. We are based in the UK and all electrical items that require a plug ar.