stainless steel wire rods, stainless steel threaded rods, hexagonal studs, nuts, taper nuts, expansion fasteners and various custom non-standard products 不锈钢线材 — stainless steel wire rods 不锈钢牙条 — stainless steel threaded rods 外六角螺柱 — hexagonal studs 螺母 — nuts 锥度螺母 — taper nuts 膨胀（螺丝 / 紧固件）— expansion fasteners 各类非标制品 — various custom non-standard products

We have provided a wide range of mature 360-degree AI appearance inspection equipment, glass plate image screening equipment, laser inspection equipment, robot applications,

Zhejiang Zhongyu Fastener Co., Ltd. specializes in the production of various non-standard stainless steel products, including 304, 201, 316, as well as high-strength screws of grades 10.9, 12.9, and 8.8. Products also cover DIN7991 flat head socket cap screws, ISO 7380 round head cap screws, DIN912 socket head cap screws, and ISO 7380.2 round head cap screws with washers. In addition, we can produce and design various high-strength non-standard special-shaped parts according to customers' requirements.

Hardware Stamping Parts & Mechanical Accessories Specialized steel plate stamping processing factory, accepts sample & drawing customized orders, and provides personalized special-shaped parts processing. Business Scope Mechanical parts, hardware accessories, guardrail fittings, standard parts, special-shaped parts, drawing parts, photovoltaic accessories, stamping parts, gaskets, pressure plates, corner brackets, flanges, embedded parts, various bending products.

optical image screening machine，Packaging machine, tape inspection machine, climbing machine, elevator

Stainless steel screws, self-tapping screws, bolts, washers, nuts, pins

Vibration-free shell shot blasting machine, crawler type shot blasting machine, hanger type shot blasting machine, pass-through shot blasting machine, as well as supporting accessories, steel shot and other related products.