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1 material: Manganese Steel.
2 color: black, nickel/silvery
3 use: used with PP strap and plastic or metal buckle to fix the body on the spine board.
4 advantage: Strong metarial Mn steel has greater tensile strength than other usual metal materials. It can supply stronger power to insure the immobilization effect.
5 characteristic/ feature: the whole body of the hook is made of Manganese steel. It is more solid and practicable.
6 craft: Steel stamping technology
medical belt hook
