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Specification: D is thread diameter, L is thread length, head is not included.

Why Choose Us?
Over 10 years of export experience;
Low MOQ;
Competitive pricing;
Fast response time;
Short delivery lead time;
Excellent customer service;
Providing comprehensive solutions for industrial components.
Relymech Industry Co., Limited, a fast-growing industrial supplier based in China, specializes in providing complete system solutions for equipment components, including mechanical transmission parts, electrical components, and pneumatic elements.
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Our team has more than 10 years of experience in design, production, and sales within this industry. We are committed to continuous improvement and innovation to meet our customers’ needs, while working closely with our partners to deliver high-quality parts at competitive prices and with exceptional service to every client.
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- Model No.: M6, M8, M10
- Type: Countersunk Head
- Connection: Common Bolt
- Standard: DIN, GB
- Transport Package: Plastic Bag, Paper Box, Carton
- Origin: China
- Material: Stainless Steel
- Groove: Hexagon
- Head Style: Countersunk Bolt
- Trademark: N/A
- Specification: N/A
- HS Code: 7318151001
Name | Countersunk Hex Socket Flat Head Screw |
Material | Stainless Steel 304 |
Standard | GB |
Packing | Plastic Bag or Paper Box |
Specification: D is thread diameter, L is thread length, head is not included.
D*L | D*L | D*L |
M6*12 | M8*16 | M10*20 |
M6*16 | M8*20 | M10*25 |
M6*20 | M8*25 | M10*30 |
M6*25 | M8*30 | M10*35 |
M6*30 | M8*35 | M10*40 |
M6*35 | M8*40 | M10*50 |
M6*40 | M8*50 | M10*60 |
M6*50 | M8*60 | Â |




Nominal Dia. d(mm) |
Pitch P(mm) |
dk(mm) | s(mm) | t(mm) | a | |||||
max | min | Nominal | max | min | max | min | max | min | ||
M3 | 0.5 | 6 | 5.7 | 2 | 2.1 | 2.02 | 1.2 | 0.95 | 92° | 90° |
M4 | 0.7 | 8 | 7.64 | 2.5 | 2.6 | 2.52 | 1.8 | 1.55 | ||
M5 | 0.8 | 10 | 9.64 | 3 | 3.1 | 3.02 | 2.3 | 2.05 | ||
M6 | 1 | 12 | 11.57 | 4 | 4.12 | 4.02 | 2.5 | 2.25 | ||
M8 | 1.25 | 16 | 15.57 | 5 | 5.14 | 5.02 | 3.5 | 3.2 | ||
M10 | 1.5 | 20 | 19.48 | 6 | 6.14 | 6.02 | 4.4 | 4.1 | ||
M12 | 1.75 | 24 | 23.48 | 8 | 6.175 | 8.025 | 4.6 | 4.3 | ||
M14 | 2 | 27 | 26.48 | 10 | 10.175 | 10.025 | 4.8 | 4.5 | ||
M16 | 2 | 30 | 29.48 | 10 | 10.175 | 10.025 | 5.3 | 5 | ||
M18 | 2.5 | 33 | 32.38 | 12 | 12.212 | 12.032 | 5.5 | 5.2 | ||
M20 | 2.5 | 36 | 35.38 | 12 | 12.212 | 12.032 | 5.9 | 5.6 |
Remark: Above data are measured manually for reference only. Please refer to the actual product for exact specifications.
Why Choose Us?
Over 10 years of export experience;
Low MOQ;
Competitive pricing;
Fast response time;
Short delivery lead time;
Excellent customer service;
Providing comprehensive solutions for industrial components.
Relymech Industry Co., Limited, a fast-growing industrial supplier based in China, specializes in providing complete system solutions for equipment components, including mechanical transmission parts, electrical components, and pneumatic elements.
Â
Our team has more than 10 years of experience in design, production, and sales within this industry. We are committed to continuous improvement and innovation to meet our customers’ needs, while working closely with our partners to deliver high-quality parts at competitive prices and with exceptional service to every client.
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