Small size for fine sanding: the size of the red sanding belts for metal is about 1/4 x 6 inches/ 0.635 x 15.24 cm, matching with the sanding pens of 1/4 x 6 inches to polish the small and narrow places; Please check if the size is appropriate for your toolAdequate quantity and multiple grit sizes: there are 7 grit sizes of 80, 120, 180, 240, 320, 400, 500, with 8 sanding belts polishing for each grit, totally 56 pieces, suitable for various kinds of sanding effects, to meet your different sanding needs and replacement requirementsQuality material: the sanding belt adapter set has even distribution of sand pattern, waterproof and oil resistant, which is made of quality aluminum oxide abrasive, not easy to break, featuring high sanding efficiency and helping you to finish your work quicklyWidely applied: our wet sanding belts can be applied for coarse grinding, fine grinding, polishing, such as metal, wood, walls and other hard body sanding, secondary sanding, furniture, wood craft, fiberglass, primer, plastic, paint and so onGood performance: the red sanding belts aluminum oxide replacement belts are comfortable to hand, tough and bendable; with good tensile strength, they can provide you with a long-lasting service life and are proper choices for dry and wet grindingColour:wine RedMaterial:Sand beltPackage Contents:1 set * Sanding pen beltOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.