The head is an umbrella head, which is characterized by a larger head and can provide a larger force area, thereby improving strength and toughness. Brand: NK Grade: 12.9 Surface: black
The head is an internal plum head, the design of the internal plum head can prevent the screw from slipping during the tightening process, and the design of the hex thread can be easily operated by the hex wrench.
T8 hex shank screws are usually used to fix the shank, blade, blade, etc., and are widely used in equipment such as folding knives and power tools. Or upgrading to something more decorative
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