DH-023-2.85

MULTICOMP  DH-023-2.85  安装螺丝, 12.7MM 4-40UNC 2.85MM 螺母

The from is a screwlock kit.

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Screw is made of brass with nickel plating

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Nut is made of steel with nickel plating

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Flat washer is made of steel with nickel plating

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Split washer is made of steel with nickel plating