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They feature a sharp point for easy penetration and a full thread for maximum holding power
this washer features sharp teeth on its inner diameter that bite into the surface of the bolt or screw
The grade 8 rating indicates that it is suitable for high-stress applications
The washer has a large surface area
or plastic projects
M16-2 x 55 Metric Socket Head Cap Screw Class 12.9 ISO 4762 Black Ox 1/4-20 They feature a sharp pointThe M16 2 x 55 Metric Socket Head Cap Screw Class 12. 9 ISO 4762 Black Ox is a high strength, corrosion resistant screw designed for demanding applications. It is made of alloy steel and heat treated to a tensile strength of 12. 9. The screw has a black oxide finish that provides additional corrosion resistance. The socket head design allows for easy installation and removal with a hex key or Allen wrench. The screw is 55mm long and has a thread
