Standard parts of Xinjiang - Urumqi standard parts - Xinjiang Screw - Screw Urumqi - Urumqi screws - Urumqi standard parts of various models of standard parts, screws, specifications, materials screws, nuts, bolts, washers, special fasteners, standard intensity level: 4.8,8.8,10.9,12.9; axis pick custom processing, standard parts, high and low voltage electrical appliances, rubber bearings, hardware tools, power tools, standard parts customized hydraulic components. Screw above products are factory in Xinjiang region distributor, and all the screws through the ISO9002 quality system certification.