Detail & Specs
M8X1.0 Fine Thread JIS Serrated Flange Nut
Reduced 12mm Wrench / Japanese Industrial Standard (JIS)
Serrated flange nuts provide a locking action, digging into the parent material when tightened down and able to withstand extreme vibrations without loosening. Serrated flange nuts are meant to permanently mar the material they are installed against.
JIS B1190 Serrated Bottom
Low Carbon Steel
Zinc Plated finishes provide corrosion resistance without sacrificing strength.