Sander Sandpaper | 225mm 9-Inch Discs | 40-2000 Grit Assortment

These 225mm 10-hole sanding discs fit your drywall sander. They use aluminum oxide for fast, even sanding on plaster and joint compound. The hook and loop backing lets you change discs quickly. The 10-hole pattern helps collect dust. Features and Benefits - Aluminum oxide abrasive - Cuts material well and lasts longer than regular sandpaper. - Hook and loop backing - Lets you change discs fast without tools. You can switch grits quickly. - 10-hole dust extraction design - Lines up with most 9-inch drywall sanders. Pulls dust away for better visibility. - Wide grit selection - Use lower grits (80-120) for leveling compound. Use higher grits (150+) for a smooth finish before priming. Applications - Smoothing out mud on new drywall seams. - Feathering plaster patch edges for invisible repairs. - Removing old, flaky paint or light textures from walls before repainting. The Risks (Why pros usually avoid it) Using standard power sanders like random orbital or palm sanders on drywall is generally avoided by professionals for several reasons. These tools are designed for wood or metal and lack the dust extraction capabilities of dedicated drywall sanders. This creates a significant health hazard from airborne drywall dust. Furthermore, the aggressive action of smaller sanders can easily damage the delicate drywall paper, leading to costly repairs and rework. When it Actually Makes Sense While specialised drywall sanders are preferred, these 225mm 9-inch discs can be useful in specific situations. For very small repairs or awkward corners where a large drywall sander cannot reach, careful hand sanding with these discs is an option. They are also suitable for feathering out joint compound on plasterboard after the bulk of the sanding has been done with a proper drywall sander. The assortment of grits from 40-2000 provides versatility for different stages of finishing. Best Practices If You Use One If you must use these 225mm 9-inch discs with a power sander not designed for drywall, always use a variable speed setting on the lowest possible speed. Start with a finer grit, like 150 grit or 220 grit, to minimise aggressive material removal. Maintain constant, light pressure and keep the sander moving to avoid creating swirl marks or gouges. Always work in a well-ventilated area and wear appropriate personal protective equipment, especially a high-quality dust mask. The Big Risks & How to Avoid Them The main risks are excessive dust exposure and damaging the drywall. To avoid dust, never use an electric sander, random orbital sander, or palm sander on drywall without adequate dust extraction and a respirator. For damaging the drywall, the aggressive nature of a 40 grit or even 100 grit disc on a standard power sander can quickly "fuzz" the paper. Always use a lighter touch and higher grit discs for initial passes, especially when feathering. Destroying the Drywall Paper ("Fuzzing") "Fuzzing" occurs when the abrasive tears the paper face of the drywall, creating a fuzzy texture that is difficult to paint over smoothly. This is a common problem when using an orbital sander or palm sander on drywall, particularly with coarser grits. To prevent fuzzing, avoid excessive pressure and coarse grits on the final passes. For feathering, move to a 220 grit disc and use very light, even pressure, allowing the abrasive to do the work, not brute force.