Ningbo Sanda Mold Hardware Factory is a professional OEM manufacturer of tubeless tire valves, valve caps, valve cores, valve accessories, motorcycle tires, and tire repair tools. Established in 2010, the company operates from Ningbo, China, strategically located near Beilun Port and Hangzhou Bay Bridge for convenient transportation. With 11 to 50 employees and an annual revenue between 2.5 million and 5 million USD, Ningbo Sanda Mold Hardware Factory boasts well-equipped testing facilities and a strong technical force. The factory has 5 production lines, enabling a high production capacity of up to 150,000 pieces of TR414/TR414 valves daily, totaling 4.5 million pieces monthly. Their product range includes various tire valves such as chromed, brass copper, zinc alloy, and TPMS tire valves, catering to both car and motorcycle applications. The company's products are widely recognized for their quality and competitive pricing, meeting the evolving needs of the auto parts industry.
Ningbo S&D Metalwork Co., Ltd. is a professional manufacturer, trading company, and distributor based in Ningbo, China. Established in 2015 with an export history dating back to 2012, the company specializes in the production and supply of high-quality fasteners, including hex bolts, nuts, threaded rods, washers, and anchor bolts. Their products adhere to international standards such as ANSI, ASTM, DIN, BS, and ISO. Operating a factory in the Yinzhou District, the company is ISO 9001 certified and offers comprehensive OEM and ODM services, including custom metalwork based on CAD drawings and samples for stamping and casting parts.
Beyond its core fastener business, the company has diversified its portfolio to include dock hardware, hand winches, and hydraulic components such as orbital and cycloidal motors. They also supply ergonomic office solutions, including monitor desk mounts, standing desks, and keyboard trays. With an annual output value between US$5 million and US$10 million, Ningbo S&D Metalwork is a heavily export-oriented business, with over 90% of its products reaching international markets, particularly in North America and Europe. The company maintains a rigorous quality control system from raw material sourcing to final inspection to ensure competitive pricing and reliable delivery for its global B2B partners.
SAE J429 Gr. 8 Zinc Yellow Hex Head Bolts
ASTM A48 Gray Iron Ogee Washer H. D. G.
Hex Cap Screw SAE J429 Gr. 5
ASTM A307 Grade. a Hex Bolt
SAE J429 Grade 5 Hex Cap Screws
SAE J429 Zinc Yellow Hex Head Bolts
Zinc Plated Drop in Anchor Bolt
Cast Iron Ogee Washer Manufacturer
DIN985 Zinc Plated Nylon Lock Nut with Blue Ring
Metric Nylon Lock Nut with White Ring
SAE J995 H. D. G. Finished Hex Nuts
High Quality ASTM A325 Type1 Black Finish Hex Bolt