DuBro 2110 Flat Washers 4mm (8pcs) for Airplanes / Hardware

DuBro 2110 Flat Washers 4mm (8pcs) for Airplanes / Hardware

Dubro Washers are available in both flat and split styles. Use the flat washers
for spacers or to keep your scres head from pulling through soft materials. The
split washers help keep a screw from backing out due to vibration.