Adjustable Speed - This 110V jewelry buffer polisher has a 350W powerful motor that starts up quickly and can adjust speed up to 10,000 rpm, 0.6-6.5mm flexible shaft connector chuck can meet your different speed needs. Equipped with Two Wheel - Package includes a grit wheel and a fiber wheel. The two tapered spindles attach to the 1/4" motor shafts and suitable for muslin or buffing / polishing / grinding. Cutting wheels up to 4" in diameter. Multi-function Flex shaft - The flex shaft with 4mm stainless steel handle can be used with a variety of grinding discs, cutting wheel, brush head, carving, drilling, polishing, milling, grind-milling, cleaning, disgusting, etc. Wide Application: Suitable for grinding jade, wood, amber, beeswax, agate, denture, jewelry, stone carving, wood carving, gold, handicraft carving, with a variety of polishing oars for convenience. Specifications: Voltage: 110V Power: 350W Speed: 0-10000rpm Wheel material: white steel grit and fiber Wheel diameter: 7.5cm/2.76inch Wheel thickness: 20mm NOTE: The flex-shaft is recommended to install on the right side of the machine. The flexshaft should not be severely bent or twisted, otherwise the flex-shaft core is easily damaged. Product net weight: 3.0kg Package weight: 3.6kg Package size: 36x23x17cm/14.17x9.01x6.70 inch Package Content: 1* Main machine