Wholesale China Black Hex Bolt Factory Exporters – BSW Plain Hex bolt – Haosheng

1. We are specialized in manufacturing fastener
2. Familiar with manufacture experience and international marketing.
3. High quality with competitive price.
4. Domestic and Overseas markets.
5. Well equipped with complete facilities.
6. Strict quality control
7. In addition to supplying varieties of types and specifications to our customers, we also accept customized product.

Process Characteristics

Multi power position is suitable for product size diversification and irregular appearance. Several sizes and structures can be completed at one time on the same set of mold.
The minimum tolerance of cold heading products can be plus or minus 0.05mm.
Material Requirements:
1. High plasticity and low hardness are required.
2. High surface quality requirements.
3. High dimensional accuracy requirements.

The Production Process

Raw materials warehousing — incoming inspection — mold opening — machine adjusting and testing — starting — rubbing teeth — surface treatment — laboratory testing — packaging and shipping.

About customization we provide

1. Provide CAD or 3D drawings for the basic shape of customized products.
2. according to customer requirements to modify the size of the appearance.
3. Selection of materials (to meet customer performance requirements).
4. Optimize product details according to experience and technology (according to customer requirements).
5. Selection of materials (to meet customer performance requirements).
6. Make suggestions on surface treatment to meet the requirements of appearance and corrosion resistance.
7. choose the best process sample for testing.
Our advantages