Gym Cable Repair Tools & Swaging Dies stocked in the UK. TECNI Designed Cable Tools to enable Gym Repair Companies to Fit & Repair Cables on-site. Our Hydraulic crimping tool is perfect for on-site allowing you to hand swage your cable assemblies quickly and easily. Premium quality wire rope cutters with hardened steel blades designed specifically for cutting wire cable. TECNI designed Ball Dies - specifically designed for swaging Mil-Spec MS20664 Shank Ball Terminals & BA3 ball terminals from 0.8mm up to 5mm. Perfect for gym cable repair.