Thread diameter: M10 / 0.39"; pitch: 1.25mm; is made of 304 stainless steel, with strength and good corrosion resistance. Used in many applications in the home, farm, business, automotive and industrial fields.please check the size before you bought.
A flange nut is a nut with a wide flange at one end and can be used as an integrated non-rotating washer.This is used to distribute the pressure of the nut on the parts to be fixed, there by reducing the chance of damage to the parts and reducing the possibility of loosening of the parts due to uneven fastening surfaces.
Made of heat-treated steel and treated withmilitary green protective coating for ultra-durable performance, without corrosion or rust.
Internal nylon thread serves to “lock” the nut in place and prevent loosening over time.
Self-locking serrated flange digs into the material being fastened to help prevent loosening