China Supplier DIN603 A307 4.8 8.8 Grade Carriage Bolt Stainless Steel 304 316 Round Head Square Neck Carriage Bolt

China Supplier DIN603 A307 4.8 8.8 Grade Carriage Bolt Stainless Steel 304 316 Round Head Square Neck Carriage Bolt

These carriage bolts are suitable for fastening most machinery and equipment. They have a zinc or zinc yellow-chromate plating to resist corrosion in wet environments.

Product Details

Our Framework Type Grounding Kits, Optical Transceiver Module, Lace Up Hoisting Grip are exported to more than 20 countries and regions. We follow the trend of technological development, and insist on independent technological innovation with an excellent R&D team. Our research group experiments on various developments during the industry for improvement within the solutions. We do our best to improve the quality of product.

These carriage bolts are suitable for fastening most machinery and equipment. They have a zinc or zinc yellow-chromate plating to resist corrosion in wet environments. A square neck keeps them from turning when tightening a nut. A smooth, rounded head provides a finished look.


1.Standard:DIN603, ASME B18.5

2.Size:M5-M20; 1/4"-1"

3.Length:10mm-500mm

4.Grade:4.8 8.8 10.9 

5.Mark:4.8 8.8 10.9 

6.Material:carbon steel or alloy steel

7.Finish:plain,black,zinc plated ,hdg ,dacroment,geomet and so on.

8.Delivery time:Normally in 30-40 days.

9.Package:Cartons&pallets or according to customer's requirement.

Our company will maintain the purpose of progress by science and development, to meet customer needs to develop better China Supplier DIN603 A307 4.8 8.8 Grade Carriage Bolt Stainless Steel 304 316 Round Head Square Neck Carriage Bolt. Our company pays attention to personnel training and introduction, and high-quality expert team and perfect scientific management system provide a solid technical guarantee for the company. In one word, your satisfaction is guaranteed.
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