bolts and nuts 1) Size: a) Hex nut: M2 to M135; b) Hex bolt: M6 to M48 2) Material: mild steel, 35C, 45C, SS30 bolts and nuts Features:1) Size: a) Hex nut: M2 to M135;b) Hex bolt: M6 to M482) Material: mild steel, 35C, 45C, SS304, SS316 .3) Standards: DIN934 & ANSI B18.2.2 & JIS B1181, DIN931, DIN9334) coating : zinc plated , hot dipped , epoxy coating , dacromet coating or at customers.request .5) special materials can be made upon customers' request6) special bolts and nuts can be made according to customers' drawings or samples
