Feature:1. With long service life, such pneumatic polisher adopts high‑quality imported accessories of accuracy assembly with stable performance.2. Narrow space grinded without leaving dead corner depends on that such air sander is equipped with small‑diameter grinding disc.3. Work efficiency can be greatly improved by that elbow and light weight pneumatic polisher can support easy operation.4. After many inspections before leaving the factory, such sanding tools' quality is guaranteed, you can use it with confidence.5. Built to strict quality control standards, polishing machine is improved for more durability.Specification:Item Type: Polishing machineModel: YC-2611Disc Diameter: 2inch /3 inchApprox. 5.08cm / 2inchApprox. 7.62cm / 3 inchWorking Pressure: 0.6-0.7MрaRecommended Inner Diameter of Air Pipe: Approx. 5mm / 0.2in, approx.6.5mm / 0.26inNo-Load Speed: 1500 (rpm)Inlet Size: Approx. 0.64cm / (1/4 inch)Average Gas Consumption: 6cfm.Package List:1 x Polishing Machine1 x Replace Sanding Pad 1 Set x Mounting Part(Including 1 x Wrench)1 x User Manual