one large sling. Braided slings have great flexibility and are almost impossible to kink. Chain Slings - Only alloy steel grades 6, 8 and 10, and some stainless steel chain slings... strength and durability, chain slings are typically used in foundries, steel mills, and heavy machine shops which require repetitive lifts, often under harsh conditions. They can.... Each sling is proof tested, certified, and stamped with its capacity and serial number.They can be repaired, tested and recertified for service. Machine shops and steel...