Handan Daoning Fasteners Manufacturing Co.,Ltd. Company is located in northern China's largest fastener production base in Handan City Hebei Province. Our main products are bolts, screws, nuts, self tapping screws, studs,thread rod, washers, pins, Stainless steel fasteners, rigging part and many other hardware products, made of carbon steel, alloy and stainless steel, aluminum, brass or other special materials. For finishing, we provide black oxide, zinc electroplating Cr+3, phosphate, hot dip galvanization, Dacromet and other kinds. The products are produced in conformity with DIN, ANSI, AS, BS, JIS, GB, ISO or nonstandard specifications or against customers' requirements, in grades of 4.8, 6.8, 8.8, 10.9, 12.9, A2-50, A2-70 and A4-70.