... could produce pure titanium fitting parts, such as different shape of screws, blots(it include outer hexagonal bolts, hex socket set ... screws, tapered bolt, baldheaded conical bolt), and other different shape of them. Titanium Standard Parts: Washer Dimension: M2-M24 Screw Dimension ... , Titanium material Ti6Al4V ELI ASTM F136 ISO5832-3 Baoji Chuangxin Co., Ltd Gr2 titanium bush