1.My rotary drilling rig carrier roller provides non-standard uniform service, and is widely adapted to XCMG, ZOOMLION and other brand cranes. 2.Our rotary drilling rig carrier roller optimizes the rim shape and lubrication design to reduce chain movement resistance and reduce energy consumption. 3.Our rotary drilling rig carrier roller adopts multi-stage heat treatment such as normalizing, quenching, and tempering to improve structural strength, wear resistance and compression resistance.
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