Features 1、High Accuracy Chuck: Our pneumatic die grinder uses a high accuracy chuck with high concentricity and hard clamping for safety. 2、Easy to Carry: This pneumatic die grinder is very easy to carry, you can carry it on your body when you need it, and it won't take up much space when you don't need to store it. 3、Small Body Design: This pneumatic die grinder is designed with a small body design, lightweight body and small waist design, which can work for a long time and is very durable. 4、Large Torsion: This pneumatic die grinder polishing and grinding tool has large torsion, low vibration and good hand feeling, which makes the operator feel comfortable. 5、Applicable Scenes: Applicable to metal parts, wood components, rubber tires, castings and other surface grinding, deburring, polishing, shaping and finishing. Specification Item Type: Pneumatic Die Grinder Material: Alloy Steel Collet Size: Approx. 6mm / 0.24in No Load Speed: 24000RPM Recommended Air Tube: 8 x 5mm / 0.31 x 0.20in Working Pressure: 0.5‑0.7Mpa Package List 1 x Pneumatic Grinder 1 x Joint 2 x Wrench 1 x Instruction Manual