High strength large hexagon nuts for steel structure Grade: 8H - 10H Regular Specification: M12 - M30 Surface processing: phosphatized, hot galvanized, blacked, dacrotized Application: steel structure, bridge, railway, high way, boiler, lift machine... More
Zhejiang Zeen Fasteners Co., Ltd.
Main Products: High strength bolts, nuts, washers, welding studs... More