12mm-1.25 Chrome Plated Steel Extra Fine Thread Flange NutsType: Chrome Nuts
Diameter 2: 20mm
Driver Type: #18 Wrench
Thread Size: 1.25mm (Extra Fine)
Type: Flange Nut
Specifications: DIN 6923
Diameter 3: 24mm
Box of 4.
A flange nut has a wide flange at one end that acts as an integrated, non-spinning washer. This serves to distribute the pressure of the nut over the part being secured, reducing the chance of damage to the part and making it less likely to loosen as a result of an uneven fastening surface.