Mirka Gold 23-573-180 4-1/2 in x 10 yd PSA Autokut Roll is built for shops and serious users who need a dependable abrasive they can size to the job. This is a PSA sanding roll designed for surface prep, smoothing, and general sanding across automotive refinishing, woodworking, metalworking, marine work, and vehicle production. Model Number: 23-573-180.

The big advantage here is flexibility. Instead of buying fixed-size sanding discs, you get a 4-1/2 inch wide roll with 10 yards of material, so you can cut what you need for the tool or hand sanding setup you are using. That makes this kind of abrasive especially useful in a mixed shop where one day you are sanding filler and primer, and the next day you are cleaning up metal or smoothing wood parts.

Mirka uses aluminum oxide abrasive on this Gold series roll, which is a smart choice for everyday sanding because it balances cut speed, durability, and cost. The product data also calls out that it is well suited for high-speed sanding. In plain terms, that means it is meant to keep working under faster machine sanding conditions instead of being limited to light hand work only.

The 180 grit rating puts this roll in a useful working range. It is fine enough for controlled surface prep and intermediate smoothing, but still has enough bite to move material at a reasonable pace. For a lot of users, this is the grit that handles the in-between stages well, especially when a surface needs to be cleaned up before a finer finishing pass.

The PSA backing matters too. PSA stands for pressure-sensitive adhesive, which means the abrasive is made to stick securely to compatible PSA sanding pads, backup pads, or sanding blocks. That kind of backing is popular because it goes on flat, stays put during sanding, and gives you full contact across the sanding surface. If you like a firm, planted feel instead of a loose slip-on sheet, PSA is usually the better setup.

Where this product makes the most sense is in environments that go through abrasive material regularly and need roll stock instead of one-size-only consumables. Automotive refinishers can use it for prep and blending work. Woodworkers can cut pieces to fit sanding blocks or machine setups. Metalworkers and marine shops will appreciate having a durable aluminum oxide abrasive on hand for general surface work.

If you want a Mirka abrasive that is straightforward, versatile, and easy to size for different sanding tasks, this roll does the job. It is not a specialty niche product. It is the kind of shop consumable that earns its keep because it fits a lot of day-to-day sanding work without forcing you into a single tool format.

Mirka Gold 23-573-180 4-1/2 in x 10 yd PSA Autokut Roll is the kind of shop abrasive that just makes sense

If you burn through sanding stock and want one roll you can size for different jobs, this is a smart, no-nonsense pickup.

• Who it's for: Body shops, wood shops, metal shops, and anyone who wants PSA abrasive in a cut-to-length format.
• Why it stands out: You get Mirka Gold aluminum oxide abrasive, a useful 180 grit, and roll flexibility instead of being stuck with one disc size.
• Worth knowing: This is a single PSA roll, so make sure your sanding pad, backup pad, or block is set up for pressure-sensitive adhesive abrasive.

• What grit is this sanding roll? This Mirka sanding roll is 180 grit.
• What abrasive material does it use? It uses aluminum oxide abrasive.
• What size is the roll? The roll measures 4-1/2 inches wide by 10 yards long, which is also listed as 30 feet.
• What kinds of work is it suited for? Source data lists automotive refinishing, woodworking, metalworking, marine work, and vehicle manufacturing.