Black Hexagonal Bolt
1.Diameter: M6-M30
2.Length: 10MM -250 mm
3.Grade: 8.8,10.9,12.9
4.Surface: black,zinc-plated ect

Various fastener producer in China.

Mainly include: hex bolt and nut, high-strength bolt and nut, round nut, octagon nut,double endbolt ect.

High-strength Outer Hexagonal Bolt

Material : Carbon steel, alloy steel

1.Nominal Diameter: M6-M30

2.Length: 10mm-250 mm

3.Grade of Strength : 4.8,8.8,10.9,12.9

4.Standard : GB,DIN,ANSI,BS ect

 5.Surface: black, zinc-plate, Nickel-plate, etc

    We can do the surface treatment as per your requirements.

6, Non-standard is welcomed.

Welcome to send us your enquiry anytime. We will provide the best quality and best service.