Have you ever noticed that the Working Load Limit (WLL) on wire rope slings is not exactly a 5:1 of the wire rope's published breaking strength? This is because each type of termination — as in, a Flemish eye, wire rope clips, sockets, etc. — has something called a "termination efficiency rating," which indicates how well the fitting will hold as a percentage of the wire rope's strength. Efficiency rating on a swage product is telling you how much of the wire rope's published breaking strength y