A Bright Zinc Plated Cross Recess Pozi Pan Head Thread forming Screw. It has a triobular(3-sided) thread which forms its own thread into a pre-drilled surface and gives grip, therefore not requiring to be tightened from the other end. Ideal where only one side can be accessed. Generally used to attach a component to a surface.
Diameter: M4
Length: 20mm
Head Drive: PZ2
Head Thickness: 3.10mm
Head Diameter: 8.00mm
Drill Size: 3.70mm
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