FOR MOST SURFACES: This set of 10 80mm x 80mm delta aluminium oxide sanding sheets is ideal for sanding wood, metal, plaster fillers. VERSATILE: They have a hook a loop attachment for quick change. CONTENTS: The pack includes 2 of each type of grit: P40 (very coarse) , P60 (coarse) , P80 (medium coarse) , P120 (medium) and P240 (extra fine) Hook and loop attachment for quick change. Compatible with AmtechV6010, AmtechV6510, as well as other sanders. Contents: 2 x P40 grits ; 2 x P60 grits; 2 x P80 grits; 2 x P120 grits; 2 x P240 grits.