Steel screw with plating 1) Strict quality control. 2) Specification feature: per required 1) Material: Carbon Steel, SST302,304, Brass2) Head ... Torque Force: per standard and required. Main products:Precision metal parts like various nuts,screws,axes,bolts,caps, ... metal parts,stainless steel tubes,medical equipment parts,etc.Our Advantages:High-tech and high-precision manufacturing equipments.Strict ...