... are produced according to ASTM,JIS, DIN, BS,GB, standard 3 Legs Lifting Crane Chain Slings Our business line:Manufactures rigging, lifting ... ,alloy steel,high-quality alloy steel,stainless steel 304,316Size:3-60mm or others as you requiredSurface:self-color,hot-dipped ... ,Yumetal staffs warmly welcome customers from all over the world. 3 Legs Lifting Crane Chain Slings