1, stainless steel stamping 2, ISO Certificated 3, Tolerance:0.01~0.02mm 4, Capacity:0. ... : 1M*1M(the maximum tonnage:300T) Specificatoin 1) Material: Steel, Brass, Copper, Stainless steel, , Aluminium, POM2) Surface treatment:Zinc plating, Anodization, Chemical fim ...