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Built for the weekend warrior and the professional detailer, these 70x100mm hook-and-loop sponge sanding sheets bridge the gap between aggressive material removal and mirrorâlike finishing. Whether youâre knocking down body filler on a restoration project, leveling a hardwood surface before staining, or wet sanding clear coat to remove orange peel, the flexible foam core hugs curves and contours that rigid paper simply canât follow. The premium aluminum oxide grain stays sharp longer and rinses clean when loaded, so you work faster with less dust. Hook-and-loop backing means you peel, press, and go â no clamps, no wasted time.
| Brand | Unbranded |
| MPN | Does Not Apply |
| Country of Origin | China |
| Type | Wet/Dry Sponge Sandpaper (Hook & Loop) |
| Application | Grinding, Sanding, Cutting, Polishing |
| Suitable For | Random Orbital Sander, Orbital Sander, Auto Body, Wood Working, Dry Sanding, Wet Sanding |
| Item Dimensions | 70 x 100 mm (approx. 2.76 x 3.94 inches) |
| Sanding Grade Coverage | Coarse, Medium, Fine, Very Coarse |
| Grit Range | 300 â 2000 (includes 300/400/600/800/1000/1200/1500/2000 grits) |
| Backing Material | Hook & Loop (VelcroÂŽâcompatible cloth backing) |
| Abrasive Material | Aluminum Oxide on Red Sponge |
| Condition | New â Brandânew, unused, unopened, undamaged |
Yes, absolutely. Every sheet uses a waterproof resin over the abrasive and a closedâcell foam body that wonât absorb moisture. Wet sanding dramatically cuts dust, keeps the abrasive from clogging, and yields a smoother surface on automotive clear coats, gelcoat, and highâgloss finishes. Just dip in a bucket, keep the surface wet, and rinse the sponge frequently.
They fit any random orbital or palm sander that uses a 70x100mm hookâandâloop pad â which is one of the most common sizes. Many owners of DeWalt DWE6401, DWE6421, Makita BO5041, Bosch ROS20VSC, Ryobi, and Wen orbital sanders use these sponge sheets successfully. Always measure your platen: as long as itâs approximately 2â3/4" x 4", youâre good to go. The loop backing grips securely without any additional adapter.
Each sponge sheet is printed with its grit number on the reverse side (the nonâabrasive backing). The coarse ones (300â400) feel aggressively rough to the touch, medium (600â800) feel like coarse paper, fine (1000â1200) begin to feel smooth, and very fine (1500â2000) feel almost slick. If ever in doubt, start with what feels least aggressive and work downward until the scratch pattern matches your needs.
Because the foam sandwich absorbs vibration and the grain is bonded to a flexible, tearâresistant base, these sponge sheets typically outlast standard paper discs 2â3 times under similar pressure. When performance drops, simply rinse the sponge in water to dislodge packed dust and let it air dry. The abrasive stays sharp through many cleaning cycles, making them a costâeffective choice for large projects.
They are widely used by DIY auto body enthusiasts for this exact purpose. Use 300â400 grit for heavy filler shaping, 600â800 to level primer, and 1000â2000 grit wet to refine clear coat before compounding and polishing. When you progress through the grits, you remove previous scratch patterns and leave a nearâpolished surface that buffs to a mirror finish with minimal rotary work.
When used correctly â moving steadily, not dwelling in one spot, and stepping through the grits from low to high â these aluminum oxide sponges produce a consistent scratch pattern that gets finer with each pass. Avoid jumping from 300 straight to 1500; use the intermediate grits, and the deep scratches will be completely erased by the time you reach 2000 grit, leaving a uniform haze ready for polishing.
