... ,DIN931,DIN934,ASTM 2.Bolt size:M3-M56 3.Bolt material:Carbon steel,iron,stainless steel 4.RoHS,SGS,Bolt We could make production ... (RoHS,SGS) Specification: Products Nam: bolt,eyelet bolt,hex bolt,flange bolt,stud bolts,u bolts,lifting bolts etc. Size: M3-M56 Standard NO.: DIN933 ...