Nanjing Bier Wo Hardware professional production and sales of various non-standard machining precision metal parts, stainless steel fasteners, threaded fasteners. Main products: yin and yang stud, hexagonal isolation, self-tapping screw sets, self-tapping inserts, wire thread insert, installation tools, wrenches, rivet stud, riveted screw, rivet nuts, rivet nuts, rivet machine equipment, square nuts, flush nuts, floating nut, slotted nut, welding screws, slotted screws, knurled screws, thumb screws, nylon screws, captive screws, panel fasteners, nylon screws, knurled brass nut, embedded nuts, insert nuts, threaded pin, cotter pins, dowel pins, cylindrical pins, connector pins, cage nuts, lock nuts, cap nuts, decorative screws, nuts, and other fasteners. According to customer to map processing. Self-tapping screw sets Nanjing, Shanghai and self-tapping screw sets, self-tapping screw sets Suzhou, Kunshan and self-tapping screw sets, self-tapping screw sets Nantong, Taizhou and self-tapping screw sets, self-tapping screw sets Jiaxing, Ningbo and self-tapping screw sets, from Tianjin tapping screw sets, Dalian self-tapping screw sets, Liaoning self-tapping screw sets, Shenyang self-tapping screw sets, Shijiazhuang self-tapping screw sets, Xi'an self-tapping screw sets, Chongqing self-tapping screw sets, Changsha self-tapping screw sets, Shenzhen self-tapping screw sets, self-tapping screw sets Jiujiang