different brands of excavator construction machinery Spare parts oem custom Track roller excavator

1.Each roller shaft is engineered drop-forged and machined by the utilization of the most modern technological advances known to the industry , Grinding and finishing methods , etc to guarantees max strength , max life .

2.Each roller shell is carefully heat treated to ensure long wear life and stress resistance .

3.surface hardness HBN460 for reduced wear and longer life, adding value to your products further to your business by maximizing durability of your products.