Features Accuracy Collet: Our pneumatic die grinder uses a high accuracy collet for great running and powerful head for irregular grinding, which can bring you faster efficiency. High Output Power: This pneumatic die grinder has high output power, low gas consumption, and superior overall ability, which can make the service life longer. Push Button Switch: This pneumatic die grinder adopts a push button switch, which is convenient and comfortable to press and reduces fatigue during use and long term use. Filter Screen: This pneumatic die grinder inlet port contains a filter to prevent debris from entering, so as not to damage the body of the machine, for the safety of the body and your safety protection. Multiple Scenes Use: Applicable to home decoration, construction, automobile, aircraft, ship, machinery assembly and other industries. Feature: 1. Accuracy Collet: Our pneumatic die grinder uses a high accuracy collet for great running and powerful head for irregular grinding, which can bring you faster efficiency. 2. High Output Power: This pneumatic die grinder has high output power, low gas consumption, and superior overall ability, which can make the service life longer. 3. Push Button Switch: This pneumatic die grinder adopts a push button switch, which is convenient and comfortable to press and reduces fatigue during use and long term use. 4. Filter Screen: This pneumatic die grinder inlet port contains a filter to prevent debris from entering, so as not to damage the body of the machine, for the safety of the body and your safety protection. 5. Multiple Scenes Use: Applicable to home decoration, construction, automobile, aircraft, ship, machinery assembly and other industries. How to Use: Every day you need to inject 3‑5cc of pneumatic oil from the inlet connector, press the switch and idle for a few seconds Specification: Item Type: Pneumatic Die Grinder Material: Zinc Alloy No Load Speed: 13000rpm Inlet Size: 1/4inch Package List: 1 x Pneumatic Die Grinder 3 x Sanding Pad 1 x Air Inlet Port 1 x Wrench Note: Regularly (about once a week) check and maintain the tools, add grease to the bearings and other rotating parts, add pneumatic tool oil to the air inlet and test run for half a minute. Package List 1 x Pneumatic Die Grinder 3 x Sanding Pad 1 x Air Inlet Port 1 x Wrench