... of plow bolt and nut from 5/8'' to 1 1/4'' We are professional manufacture of earthmoving fastener,all of ... are 10.9,12.9 class of track bolt and nut,plow bolt and nut,segment bolt with nut,wheel ... Except these fastener,we also can produce pins and locks,bushes for Cat,Komatsu,ESCO,JCB....If ... 2J35078T9079&3K97706V6535&3K97705P8823&3K9770... ........................... 12.9 grade of Plow bolt and nut