iCrimp Heavy Duty Stainless Steel Wire Rope Crimping Tool, Hand Swager for Copper and Aluminum Oval Sleeves, Compatible with Stop Sleeves from 1.2mm to 3.5mm Wire RopeSWAGING SLEEVES Swages steel, copper, and aluminum oval sleeves and stop loops onto wire ropes, providing secure and reliable mechanical and electrical connections. PREMIUM HIGH CARBON CONSTRUCTION Crafted from high carbon steel with heat treated and polished jaws to ensure excellent crimp quality, durability, and long lasting performance. HEAVY DUTY FUNCTIONALITY Designed to crimp wire ropes from 3 64 inch to 1 8 inch (approximately 1. 2mm to 3.