1With long service life, such pneumatic polisher adopts high& 8209;quality imported accessories of accuracy assembly with stable performance. 2Narrow space grinded without leaving dead corner depends on that such air sander is equipped with small& 8209;diameter grinding disc. 3Work efficiency can be greatly improved by that elbow and light weight pneumatic polisher can support easy operation. 4After many inspections before leaving the factory, such sanding tools' quality is guaranteed, you can use it with confidence. 5Built to strict quality control standards, polishing machine is improved for more durability. Item Type: Polishing machineModel: YC-2611Disc Diameter: 2inch /3 inchApprox. 5.08cm / 2inchApprox. 7.62cm / 3 inchWorking Pressure: 0.6-0.7MaRecommended 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 1 x Polishing Machine1 x Replace Sanding Pad1 Set x Mounting Part(Including 1 x Wrench)1 x User Manual