Air File, 0.03" Stroke, 30000bpm
Wholesale price air file. 0.03 inch stroke length, 30000rpm no load speed, 90 psi working pressure, 3mm*70mm file piece size, 1/4 inch (6.35mm) air inlet. The grinding speed is controlled by adjusting the airflow. The pneumatic file is equipped with PU double-layer mesh muffler hose to withstand pressure and reduce noise.
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