The Mirka Gold Adhesive Sandpaper Discs 23-388-180 are 5-inch, 180-grit sanding discs sold in a 100-piece pack. This is a sanding disc designed for surface preparation, finish sanding, and general material removal on wood, composites, paint, and coatings. Model Number: 23-388-180. If you need a dependable refill for a 5-inch sanding setup, this is the kind of abrasive that keeps moving instead of loading up early and wasting time.

What matters here is the combination of grit, grain, and format. A P180 abrasive sits in a useful middle ground for a lot of shop and jobsite work. It is fine enough for smoothing and prep, but still has enough bite to clean up surfaces efficiently. That makes it a practical pick for woodworkers, refinishers, body shop users, and anyone doing repeat sanding where consistency matters more than flashy claims.

Mirka Gold uses aluminum oxide abrasive, which is a proven choice for all-around sanding. In plain terms, it cuts fast, holds up well, and works across more than one material type, so you are not stuck keeping separate discs around for every small task. The product description also calls out a semi-open coating with a special stearate layer designed to reduce clogging and pill forming. On real sanding work, that matters because clogged discs cut slower, run hotter, and leave a rougher scratch pattern.

The 5-inch diameter is the standard size a lot of users already run, so replacement and workflow stay simple. These are no-hole discs, which can be the right call when you want uninterrupted abrasive contact across the face of the disc. That full surface can be useful for certain prep and finishing tasks where hole patterns are not part of your setup requirements.

Backing and build quality also matter with abrasives, and this disc uses a paper backing. For a general-purpose sanding disc, that helps keep the product flexible enough for smooth machine sanding while still offering the durability needed for production-style use. Mirka also notes a sharp, durable grain and a resin bond system intended to support long service life and steady cutting action.

In terms of applications, the source data points to wood, metal, paints, coatings, and composites. That broad range is what makes this disc useful in mixed-material environments such as cabinet shops, automotive refinishing, general woodworking, and repair work. Instead of chasing a specialty abrasive for every step, the Mirka Gold line is built to cover the common sanding jobs most users hit every week.

Who should buy it? Anyone running a 5-inch sanding process and looking for a quality 180-grit disc in bulk. If you burn through abrasives doing furniture prep, finish work, bodywork sanding, or shop production, the 100-count pack makes sense. If you only sand once in a while, it is still a solid option, but this pack size is especially practical for users who want to stock up and stay working.

Mirka Gold Adhesive Sandpaper Discs 23-388-180 are the kind of shop refill you buy once and keep buying

This is a straightforward, work-ready 5-inch sanding disc pack with the grit and durability most users actually need.

• Who it's for: Woodworkers, refinishers, automotive users, and anyone running a 5-inch sanding process who goes through abrasives on a regular basis.
• Why it stands out: The aluminum oxide abrasive, no-hole 5-inch format, and clog-resistant design make it a practical all-around choice instead of a one-job-only disc.
• Worth knowing: This is a 100-pack of P180 discs, so it makes the most sense if you already know 180 grit is part of your regular sanding progression.

• What grit are these discs? These discs are P180 grit, which is listed as a medium grit.
• What size are they? Each disc is 5 inches in diameter.
• Do these discs have dust extraction holes? No. The source data identifies them as no-hole discs.
• What materials can they be used on? The source data lists wood, composites, paint, coatings, and metal prep applications.