internal structure significantly reduces operational noise, creating a quieter workspaces suitable for noise sensitive residential areas or indoor applications while enhancing user comfort This 75x100mm pneumatic square sander delivers powerful vibrations at stable frequencies for rapid large area grinding, ideal for professional and DIYers needing efficient surfaces preparation in woodworking or auto repair Light weight yet sturdy design allows easy transport and storage, featuring quick installation without extra tools ideal for mobile worksites like construction zones or home renovation projects Built with premium metal materials for wear resistance and impacts durability, ensuring long service life in industrial environments and reducing tool replacement frequency The special rectangular base is suitable for edges and corner sanding, reaching tight spaces traditional circular sanders can ' t access, perfect for furniture making and automotive restoration projects, Manufacturer: FROMCEO