Hobbyists seeking tidy fastenings will find the Arrowmax AM-020041 M4 countersink washers useful for securing countersunk screws. The aluminium build is light yet practical for everyday RC use.
These M4 washers help ensure screw heads sit flush or slightly recessed, decreasing the chance of snagging and improving the visual finish of panels and components.
The blue anodised surface gives a neat accent while adding corrosion resistance to the washer. They are a straightforward way to smarten exposed screw heads on customised models.
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