Non-Standard Metal Parts manufacturer / supplier in China, offering DIN 965 ANSI B18.6.3f Unc A2-70 Machine Screws 304/316 Stainless Steel Cross Countersunk Head Flat Head M3 M4 M8 10mm 3mm Metric, Stainless Steel 304 316 Galvanized U Bolts M16 M20 M24 U-Shaped Thread High Tensile M2 to M12 Carbon Steel Clamp U Bolt with Nut, Titanium Hexagon Head Bolts Titanium Alloy Hex Bolts and so on.