M20 spring washers zinc plated grab pack of 50
Bright Zinc Plated for General Internal Use
Spring locking washers designed to keep bolted or screwed connections tight by locking the head or nut to the substrate using friction. Zinc plated finish for corrosion protection.
Suitable for use with any of our bolting products for construction, engineering and general purpose applications.
External diameter - 33mm
Internal diameter - 21mm
Thickness - 3.9mm
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