Supply large nut, Yongnian County Lite standard factory specializing in processing large nut, we have advanced technology large nut size, excellent equipment, high-tech assembly line King Nut famous enterprises, product quality assurance, allowing you to buy the rest assured useful products. In the outer peripheral surface of the nut to the inner peripheral surface of the threaded screw holes are drilled through the (usually 2, leaving it in the outer profile 90) for screwing a small-diameter countersunk head screw, the purpose is to exert a radial threaded direction of the force to prevent loosening the lock nut. Supply large nut, Yongnian County Lite standard factory specializing in processing large king nut nut processing, we have advanced technology, excellent equipment, high-tech pipeline operations, product quality assurance, allowing you to buy the rest assured useful products. Embedded knurled brass nut main injection practices are, after heating element embedded in the plastic injection mold inside either directly, if the mold injection, melting PA / NYLOY / PET are at above 200 ° C, embedded nut is thermally Into Plastic rapid temperature becomes higher, after injection molding, plastic body hardens rapidly cooling crystallization, if the temperature is still in the high-temperature embedded nut, then there may be down to the local copper and plastic parts in contact with the nut loose or cracks begin . King Nut Manufacturers | King Nut factory technical parameters | Lite (certified) | King Nut by Yongnian County standard Factory Lite. Yongnian County standard Factory Lite (www.ynjxbzj.com) is Handan, fasteners leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Lite leadership in standard factory staff warmly welcome all inquiries negotiations to create Lite standard factory a better future.