Features: 1. This air sander enables a high rotating speed up to 10000RPM, which also ensures efficient working. 2. The orbital sander with high speed eccentric rotation leaves no marks on the surface, promising an excellent polishing effect. 3. The random orbital sander with quick and powerful vacuuming will reduce the flying dust and offer you a clean working environment. 4. The pneumatic orbital sander with high hardness metal core together with CNC accurate machining enusres smooth and stable rotation. 5. The operation od this palm sander is very convenient, and the premium material also has great durability fo rlon gterm use. Specification: Item Type: Air Sander Material: Alloy Steel Product Model: KP-652A Base Plate Diameter: Approx. 125mm / 4.9in Deflection Diameter: Approx. 5mm / 0.2in Free Speed: 10000rpm Working Pressure: 0.6-0.8Mpa Intake Connector: 1/4in (6.35mm) Package List: 1 x Air Sander 1 x Air Hose 1 x Connector 1 x Wrench 1 x User Manual Note:Before use, confirm whether the chuck is fixed properly to ensure that the air nozzle has no leakage.