The high-strength pin and the bushing with a self-lubricating layer work closely together to greatly reduce metal friction; the precision bearing firmly controls the rotation clearance. The triple anti-wear design can easily cope with sand, mud and water invasion, and significantly extend the life of the digging arm, crawler track and turntable – the old machine can also have a smooth experience like a new one.
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The following are common frequently asked questions (FAQ) about bumaparts machine, along with their brief answers.