Place of Origin China> > Beijing
Brand Name NUT
 
NR Precision Locknut's thickness is much thinnner. The locking method is radical three points.
NR Precision Locknut's locking method is radical three points, the thickness is much thinner than other products. It is suitable, especially when there is the restriction of space of screw thickness and you can't find any other substitutes.

Material Composition: 40Cr(41Cr4)
Thread Precision: ISO 4H
Hardness: HRC28 °~32°
Concenticity: 0.005mm