These zinc-plated square plate washers have a M12 hole and measure 50 x 50 x 3mm, providing a broad bearing surface beneath compatible bolts and threaded fixings. They are supplied in a pack of 30.
Bolt size: M12.
Plate dimensions: 50 x 50mm.
Thickness: 3mm.
Zinc-plated finish.
Square profile spreads fixing loads over a wider area.