Wenzhou Yili Machinery Development Co., Ltd.are biggest manufacturer in Wenzhou of China, produce standard carbon steel fasteners like: Hex head bolts, Hex socket screws, Nylon nuts, Flange nuts, Domed nuts, hex nuts, threaded rods, flat washers and spring washers; And stainless steel standard & drawing sus304, sus316 hex bolts, carriage bolts, self tapping screws, self drilling screws, chipboard screws, drywall screws, socket head cap screws, nylon nuts, flange nuts, hex nuts, weld nuts, square nuts, thin nuts, &2H nuts, threaded rods, flat washers and if you are interesting to cooperate with us, please let us know by return Email. We will supply you with high quality and competitive price.