We are professional manufacture of earthmoving fastener, all of our fastener are made by high grade alloy steel, the surface hardness can reach HRC36-42, tensile strength is 170,000 P.S.I.
We are professional manufacture of earthmoving fastener, except these fastener, we also can produce pins and locks, bushes for Cat, Komatsu, ESCO, JCB....
We offer high performance and reliable track rollers for D7G/D7F bulldozers. Our professional whole heating quenching and tempering increase its service life.
ipv6 network supported 
sales & support 8613696958576
Email : binochen@yintparts.com
