1. Our main prouduct:
- Nut: DIN934 GB52-76 GB6170
- Bolt: DIN933 GB21 GB30 GB5783
2. Size: M6--M30
3. Steel Gread: A3 35K
4. Surface For Steel Items: Plain, Zinc Blue, Zinc Yellow, Zinc White, black
5. Class: 4, 6; 4.8, 6.8
Used in electric power, mining, transportation, building, machinery manufacturing, construction, electronics industries.
Handan Yanzhao Fastener Manufacturing Co., Ltd. is a modern enterprise. Specialize in the production of DIN & GB optical hexagon bolt, nuts. We have the most advanced cold heading machinery and equipment, first-class technical talent and rigorous product quality assurance.
Uphold the principle of equality and mutual benefit, the enthusiasm with you, if required please contact.
Yan Zhao Fastener Manufacturing Co., Ltd., is a modern enterprise. Specialize in the production of DIN & GB optical hexagon bolt, nuts. We have the most advanced cold heading machinery and equipment, first-class technical talent and rigorous product quality assurance.
1. Our main prouduct:
Nut: DIN934 GB52-76 GB6170
Bolt: DIN933 GB21 GB30 GB5783
2. Size: M6--M30
3. Steel Gread: A3 35K
4. Surface For Steel Items: Plain, Zinc Blue, Zinc Yellow, Zinc White, Phosphated
5. Class: 4, 6; 4.8, 6.8
Widely used in electric power, mining, transportation, building, machinery manufacturing, construction, electronics industries.
