Precise Speed Control: Equipped with advanced pneumatic systems, this sander allows adjustable speed to matching different materials and surfaces, solving the precise issues of traditional electric sanders, ideal for furniture making and auto restoration Efficient Sanding: The rectangular pneumatic sander features a 70x198mm / 90x175 base design for wider coverage, with durability metal construction that reduces noise and enhances comfort during prolonged use, perfect for professional and enthusiasts Wide Compatibility: Suitable for wood, metal, and surfaces, this versatile sander meets grinding and polishing needs, making it for craftsmen and creative hobbyists Light & Portable: Compared to conventional metal sanders, this tool is designed for reduced weight, minimizing fatigue during extended operate Quick installation and removal make it suitable for job sites and home workshops Low Noise operate: The built in noise reduction design significantly lowers operational noise, creating quieter workspaces, perfect for indoor use or residential areas without disturbing surroundings, Manufacturer: WangWeN