China wholesale Bulldozer Bolt And Nut - Excavator Bulldozer DOOSAN DH225 12.9 Grade – JiaLe

Product Details

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Features

Crack Resistance and Abrasion Resistance
After quenching and tempering, the pin undergoes mid frequency induction hardening, which ensures sufficient core strength and wear resistance of the external surface.
After carburization, they undergoe internal and external mid frequency induction hardening, which ensures reasonable core hardness and wear resistance of internal and external surfaces.
Longer Antirust
The original bucket bushing has been wiped with the good antirust oil and well packed, the black one has been finished with electrophoresis treatment, which ensures our bushing can be kept

Parameters

FAQ

Q: What about your products quality?
A: Win with reliability! We have 20 years of production experience and 10 years of export experience, quality is more better than some factories.
Q: What’s the delivery time?
A: Generally, for the standard orders, the delivery time is within 15 working days after receiving your advance payment.
Q: How long will our price be valid?
A: We are a friendly supplier, never greedy on windfall profit. Basically, our price remains stable through the year. We only adjust our price based on two situations: The rate of USD: RMB varies significantly according to the international currency exchange rates. Manufacturers adjusted the machine price, because of the increasing labor cost, and raw material cost.