Ningbo yinzhou global imp.&exp. co., ltd. is a a bolt, nut, screw, anchor and washer manufacturer and exporter with about 18 years history in China. We are very competitive in price and quality. We can offer you a full range fasteners, it is listed as following: 1. Bolt: hexagonal bolt, heavy hexagonal bolt, carriage bolt, hexagonal flange bolt, round head bolt, hex socket bolt, stud bolt, threaded rod, U/J/L bolt, T-head bolts etc.,2. Nuts: hexagonal nut, heavy hexagonal nut, jam nut, nylon insert lock nut, slotted nut, welded nut, square nut etc.,3. Screw: Machine screw, self tapping screw, self drilling screw, chipboard screw, wood screw, chipboard screw etc.,4. Expansion anchor: Wedge anchor, sleeve anchor, drop in anchor, heavy duty anchor, spring toggle, tie wire anchor, window frame anchor, nylon anchor etc.,5. Washer&pin: Flat washer, tooth washer, spring washer, split pin, dowel pin etc.,If you have any products want to buy from ours, please contact me by e-mail or fax.