The Mirka 23-622-500 Gold 6 Inch Grip Disc P500 is a 6 inch hook and loop sanding disc sold in a 50-pack for fine surface finishing. This is a sanding disc designed for fine sanding and finish preparation. Model Number 23-622-500. If you are working through the later sanding stages and need a consistent, refined cut instead of aggressive stock removal, this is the kind of abrasive that makes sense.

What matters here is the combination of P500 grit, aluminum oxide abrasive, and Mirka's Gold series construction. P500 is a fine grit, so this disc is suited to smoothing and refining a surface rather than tearing through material. The aluminum oxide grain is a proven abrasive for general sanding work, giving you a dependable cut across common shop and finishing tasks.

The Mirka 23-622-500 Gold 6 Inch Grip Disc P500 uses a grip face backing, also known as hook and loop. That makes changeovers fast and keeps the process moving when you need to swap discs during multi-step sanding. On jobs where you are moving from one grit to the next, that quick attachment system saves time and reduces the hassle of disc changes.

Mirka also specifies a semi-open coating and a special stearate treatment designed to reduce clogging and pilling. That matters because loaded paper cuts poorly, runs hotter, and leaves a less consistent finish. Keeping the abrasive cleaner helps maintain a more even sanding result, especially during finer finish work where surface quality is the whole point.

At 6 inches in diameter, this sanding disc matches a widely used size in orbital sanding setups, making it a practical option for shops and users already set up around that format. The 50-pack quantity also makes it a better fit for people who burn through abrasives regularly, whether that is in a production environment or during larger refinishing projects.

This Mirka sanding disc is a smart pick for users who need a fine-grit abrasive for finish sanding, surface prep, or refining previous sanding marks. It makes the most sense for painters, finishers, auto body users, woodworkers, and serious DIY users who care about a cleaner final surface and do not want to waste time fighting clogged discs.

Fine grit, fast swap, less time fighting loaded paper

The Mirka 23-622-500 Gold 6 Inch Grip Disc P500 is the kind of abrasive you buy when the final surface actually matters.

• Who it's for: Finishers, painters, auto body users, woodworkers, and serious DIY users working in the fine sanding stage.
• Why it stands out: The hook and loop backing keeps disc changes quick, and the semi-open coat with stearate treatment is there for a reason: less clogging, more consistent finish quality.
• Worth knowing: This is a fine P500 sanding disc, not a stock-removal disc. It works best when you are refining an already-prepped surface, and it comes as a 50-pack.

• What grit is this disc? This Mirka disc is P500 grit.
• What size is the disc? The disc diameter is 6 inches.
• What abrasive material does it use? It uses aluminum oxide abrasive.
• How does it attach to the sander? It uses a grip face hook and loop backing.
• How many discs are in the pack? This product is sold as a 50-pack.