stamping parts size:1/4"-1/2" material :carbon steel ,SS steel per customers' requirement coating :zinc blue stamping parts Feature:1) Standards:per customers' requirement 2) Material: carbon steel ,SS304 or SS 3163) Size: M4-M24,1/4"--1"4)Coating:ZINC ,HDG, BRIGHT5)Thread:FINE ,CROSE ,METRIC 6) Quality control :ISO 90017)Package :Small box ,Carton+Pallet8 )Payment Term :TT ,LC Or Weston Union 9) ...