Fasteners
Hillman Zinc Plated Pan Head Phillips Drive Machine Screw M4-0.70 x 20 mm
$5.49
BBD
Machine screws are meant to apply two metal work pieces together, with the use of a threaded pre-tapped hole or through a hole and held with a nut. They are threaded the entire length of the shank. The length of a machine screw is measured from under the head to the point of the screw.
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