Double Bearing Design--- Built-in double bearing in the grinding belt wheels, high speed, high torque and low noise, non-slip design, easy operation and smooth operation; 9000 rpm motor speed, output speed: 4500-9000 rpm. Premium material: this micro belt sander is made of high-quality metal, is not easy to rust, wear-resistant and has a long service life. Built-in double bearing, non-slip and dustproof, sturdy and durable. Adjustable verticality: the design of the eccentric adjustment wheel can adjust the verticality of the strap. The base is stable and sturdy, can be placed on the table to save labor. Wide application: compact size, easy to carry, suitable for DIY enthusiasts. This multifunctional polishing machine is ideal for grinding metals, wood, acrylics and other materials. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions., Manufacturer: AWKAQUN