The Mirka 23-342-100 Bulldog Gold 6-Inch PSA Linkrol Disc with 100 Grit is a 6-inch adhesive-backed sanding disc roll built for fast surface prep and general sanding work. This is a sanding disc designed for high-speed sanding, finishing prep, and polishing applications. Model Number: 23-342-100. If you need a dependable shop-stock abrasive for repeated use, this one is aimed at users who care more about consistent cut and disc life than gimmicks.

What matters here is the combination of P100 grit, aluminum oxide abrasive, and Mirka's Bulldog Gold construction. P100 is a practical choice when you're knocking down material, cleaning up surfaces before finer sanding, or working through prep stages where a disc needs to cut cleanly without leaving an overly rough finish. The aluminum oxide grain is sharp and durable, which helps the disc stay productive instead of glazing over too quickly.

Mirka also calls out a semi-open coating and an anti-load stearate design intended to reduce clogging and pill forming. On the job, that means the disc is better suited for longer sanding cycles in materials and finishes that tend to pack up the surface of the abrasive. Less loading usually translates to a more even scratch pattern, less wasted time swapping discs, and more predictable results from disc to disc.

The PSA backing is another practical detail. Pressure sensitive adhesive discs are a good fit when you want a secure hold on the pad and a clean, flat sanding face. For users running dedicated 6-inch PSA setups, this style is straightforward and efficient. The no-hole design also tells you this is the right choice for applications and machines that do not require a dust extraction hole pattern in the disc.

This Mirka sanding disc is sold as a roll pack of 100 discs, which makes it a better fit for active shops, body and paint prep areas, woodworking benches, and maintenance departments than for someone who only sands occasionally. Buying in roll quantity helps keep a consistent abrasive on hand, and it cuts down on downtime when you are moving through repetitive prep work.

Who should buy it? Anyone already set up for 6-inch PSA discs and looking for a proven general-purpose abrasive. It makes the most sense for users doing regular surface prep, finish sanding steps, and polishing prep where disc consistency and reduced loading matter. If your machine needs a hook and loop disc or a vacuum hole pattern, this is not the one to grab. But if you need a straightforward 6-inch PSA sanding disc in 100 grit from a brand that knows abrasives, this is the kind of consumable you keep on the shelf and use without thinking twice.

Mirka 23-342-100 Bulldog Gold 6-Inch PSA Linkrol Disc with 100 Grit Is a Smart Shelf Stocker

This is the kind of sanding disc you buy when you want dependable cut, solid disc life, and a 100-pack that keeps real work moving.

• Who it's for: Shops and serious users already running 6-inch PSA sanding setups for prep, blending, and finishing stages.
• Why it stands out: Aluminum oxide grain, anti-load stearate, and Mirka's Bulldog Gold construction give it the kind of everyday consistency that matters more than flashy packaging.
• Worth knowing: This is a no-hole PSA disc, so make sure your setup matches before you order. If you need hook and loop or a vacuum hole pattern, look elsewhere.

• What grit is this disc? This product is P100, also listed as 100 grit.
• What size disc is it? It is a 6-inch sanding disc.
• Does it have dust extraction holes? No. This is a no-hole disc design.
• What type of attachment does it use? It uses a pressure sensitive adhesive, or PSA, backing.