About Ningbo Yihu Hardware Manufacturing Co., Ltd.

Ningbo Yihu Hardware Manufacturing Co., Ltd. is a professional manufacturer specializing in custom cold forging parts, special fasteners, and precision machined components.

Based in Ningbo, China, we are committed to delivering high-quality and cost-effective metal solutions to global customers across the automotive, construction, and industrial sectors.

 Product Range

We manufacture a wide range of custom metal parts, including:

• Spacer sleeves
• Collar nuts
• Suspension bushings
• Shoulder nuts
• Weld nuts
• Deep impact sockets
• Rivet nuts

 Materials

We work with various materials to meet different application requirements, such as:
ML08Al, 10A, C1020, 35K, C1045, 10B21, 35CrMo, 50BV30, 42CrMo, etc.

 Manufacturing & Processing Capabilities

To meet specific customer requirements, we offer:

• Cold forging & precision CNC machining
• Heat treatment (for grades 8.8, 10.9, etc.)
• Surface treatment (including zinc-nickel plating)
• Secondary finishing operations

For automotive applications, our zinc-nickel coating can achieve up to 480 hours of salt spray resistance, ensuring excellent corrosion protection.

Our Commitment

We focus on:

• Stable quality
• Competitive pricing
• On-time delivery
• Flexible customization (OEM & ODM)

We are dedicated to becoming a reliable long-term partner for your metal component needs.