【Features:】
304 stainless steel has high strength and hardness ratings and resists corrosion in mild environments.
0.8mm pitch, 5mm height, 11.8mm diameter, M5 hexagon flange nuts.
Flanged Nut 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.
Because of the serrations they cannot be used with a washer or on surfaces that cannot be scratched. The serrations help in avoiding vibration of nut and increase the holding power of nut.