Item Type: Air Micro Grinder Kit <br>Material: Stainless Steel + Plastic <br>Purpose: Pneumatic Grinding Machine <br>Speed Per Minute: 58000rpm <br>Chuck Specification: Approx. 3mm / 0.1in <br>Wind Mill Pen Diameter: Approx. 16mm / 0.6in <br>Diameter of the Head of the Wind Mill Pen: Approx. 10mm / 0.4in <br>Inlet Diameter: Approx. 8mm / 0.3in <br>Hose Diameter: Approx. 7mm / 0.2in <br>Plastic Hose Diameter: Approx. 14.5mm / 0.6in <br>Recommended Air Pressure: 90 PSI <br>Average Air Consumption: 60L/min<br>1、Variable Speed Throttle Control: The wind mill pen set has variable speed throttle control, the speed can achieve 58000 rpm, and has an automatic closing lever. <br>2、Multi Function: Equipped with a high speed rotating wind milling pen set, which improves work efficiency and smooth work; and also has a rear exhaust to prevent debris from flying, and low noise. <br>3、One Handed Operation: The pneumatic grinder is small in size and light in weight, and the pen shaped design makes it easy to use with one hand. <br>4、Ergonomic Design: This is a pneumatic grinder designed with the ergonomic principle of the hand, which can make your operation more comfortable. <br>5、Scope of Application: The wind grinding pen set is very suitable for cleaning and polishing jewelry, transplanting cylinder heads, molds or any hobby and craft purposes.Please follow the instructions to use this pneumatic tool, which is suitable for cleaning, chamfering, grinding, engraving, and internal processing of various metals.<p>1 x Mini Air Grinder with Hose</p><p>10 x Grinding Head</p><p>2 x Chuck</p><p>1 x Oil Bottle (without Oil)</p><p>2 x Small Wrench</p><p>1 x FNPT Connector</p><p>1 x Storage Box</p><p>1 x English User Manual</p>