Manufactured to the GB5787 standard, these high-strength hexagonal flange bolts are rated at 10.9 grade, making them ideal for demanding automotive and mechanical applications. The integrated washer under the flange head provides greater load distribution and prevents loosening under vibration. Available in multiple sizes (M6, M8, M10, M12, M16), these bolts are widely used in engines, chassis components, and heavy-duty machinery where durability and torque resistance are essential.
Material : Steel (Grade 10.9)
Specification : M6–M16
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