NINGBO YONGBIAO FASTENER CO.,LTD
NINGBO YONGBIAO FASTENER CO.,LTD
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ISO 4762 M3-M8 Zinc-Coated 12.9 Grade Hex Socket Screws
Hexagon socket set screws, also known as Allen screws, feature a hexagonal internal drive socket head, designed to be driven by a hex key or Allen wrench. They are widely used in machinery, electronics, automotive, and construction industries for their secure fastening and compact design.
• High Torque Transmission:
The hexagonal socket allows for greater torque application without slipping, ensuring tight and secure fastening;
• Compact Design:
The recessed socket head sits flush with the surface, making it suitable for applications where a low-profile or flush finish is required;
• Easy Installation & Removal:
Compatible with hex keys, which are simple and widely available tools, enabling efficient assembly and disassembly;
• Anti-Corrosion Options:
Often made from stainless steel or coated materials, offering good resistance to corrosion and wear;
• Versatility:
Available in various materials, sizes, and strengths, suitable for different loading conditions and environmental requirements.
| d | M4 | M5 | M6 | M8 | |
| a | MAX | 1.4 | 1.6 | 2 | 2.5 |
| b | MIN | 38 | 38 | 38 | 38 |
| h | 0.8 | 1 | 1.6 | 1.6 | |
| H | 2.75 | 3.25 | 4 | 5 | |
| dc | 9 | 10 | 12 | 16 | |
| d2 | 6.78 | 8.75 | 10.71 | 13.64 | |
