Fasteners
Kooyman Zinc-Plated Square Nut M12 x 40 x 3 mm
$2.49
BBD
These square nuts have a 4-sided, square design which provides a greater bearing surface when installing. Square nuts are designed for use with square headed bolts, though they can also be used with some machine screws. The large surface provides better resistance to loosening .
Last updated 13 hours ago
