Features: -Max RPM :35000RPM, Max Air Pressure:90PSI, Air inlet: 1/4", Air Consumption: 0.08m³/min. -The advantages of small volume, feel is good, low vibration, low noise, and the advantages of speed and torque. -The hand of the ergonomics principle to design makes operation more comfortable. -The high torque of pneumatic turbine engine structure precise device，can achieve good efficiency. -No heat, high efficient driver，With multiple purposes of high-tech apex tool. -To control the speed of grinding in the form of air conditioning，Linear reciprocating, circumference of oscillating pneumatic ultrasonic grinding machine is used pneumatic turbine engine structure technology, can achieve the work efficiency. -Scope of application: Mold polishing, mirror processing, Die casting to remove material overflow, remove burrs. Ultrasonic Pneumatic Grinder Kit Set： -Color: as pictures show -The Ultrasonic Grinder Size: Approx. 210x30mm -Stroke: 0.6mm -Collet size: 1/8''（3mm） -Max RPM: 35000RPM -Air Consumption: 0.08m³/min -Air Pressure: Max 90PSI -Air Inlet Size: 1/4" -Net weight: 260g (Note: Please allow about 0.5mm error due to manual measurement, and slight color difference caused by light and screen.) Diamond grinding file detail: -Material : Metal and Plastic -Color: Silver -Flat File Length: 70MM -Shank Size: 3mm -Quantity :10pc Package included: Type 1： 1 x Ultrasonic Grinder as pictures show + 10Pcs diamond grinding file Type 2： 1 x Ultrasonic Grinder as pictures show Type 3： 10Pcs diamond grinding file

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