... -6 Material: Stainless steel 1018 Standard:ASTM, JIS, BS, AS, ISO, GB, Nonstandard bolt High quality Countersunk Head Nylok machine Screw model numberM3.5 ... -6Brand NamePhoriaOriginal of PlaceSuzhou ChinaMaterial1018,Carbon Steel, Material: carbon steel, stainless steel, brassdiameter(mm ...