iCrimp Hand Swage Wire Rope Crimping Tool, Compatible with Aluminum Duplex Hourglass Sleeves and Copper Duplex Sleeves, Built-in Cable Cutter for 1.2mm to 3.5mm Wire RopeSWAGES COPPER AND ALUMINUM SLEEVES Efficiently swages copper and aluminum oval sleeves, duplex sleeves, and stop loops onto wire ropes and cables, ensuring strong, durable, and reliable electrical and mechanical connections. DURABLE CARBON STEEL CONSTRUCTION Constructed from high quality carbon steel with special heat treatment and rust resistant black oxide coating, providing superior corrosion resistance and extended tool life in harsh environments.