Dynabrade DynaCut Extreme sanding disc is a 5 inch, 1,500 grit abrasive disc designed for fine finishing where control and surface quality matter. The disc uses premium P graded aluminum oxide abrasives, which cut fast while maintaining a consistent scratch pattern that helps deliver uniform finishes across panels and edges. Its 3 mil film backing is extremely tough and tear resistant, so the disc stays intact around corners and edges during extended sanding. That same high performance film backing generates some of the finest finishes in this class of abrasive, which supports consistent results when staging parts for coating. The disc is built on a hook and loop attachment system, allowing quick disc changes during grit sequences and enabling partially used discs to be reused on later steps. Sold in packs of 50, it is suited to repeatable, production-style sanding.
This 5 inch sanding disc is built for hook and loop attachment, so it mates to compatible hook and loop backup pads for secure, repeatable mounting. The 1,500 grit rating positions the disc for fine sanding and finishing passes, where a controlled cut is preferred over stock removal. Its 25 hole "Extreme" vacuum pattern is designed so sanding dust and sanding debris are directed toward center extraction holes, where vacuum draw is the greatest. This layout helps move dust away from the cut zone during use, which supports clearer sightlines and allows the abrasive surface and clog free coating to work effectively over longer runs. Together, the grit, backing, and hole configuration support a fine-finish setup on appropriately matched sanders.
This disc is part of the abrasives and abrasive discs category, positioning it squarely for sanding and finishing tasks on typical woodworking and similar shop materials. The 1,500 grit aluminum oxide construction is suited to fine finishing passes after coarser steps have established shape and flatness, helping refine surfaces before subsequent operations. Its premium P graded aluminum oxide grain is manufactured for fast cut and long life, allowing it to maintain effective cutting even at this higher grit level, which matters when working across larger panels or multiple components. The extremely tough, tear resistant 3 mil film backing keeps the disc stable on edges and profiles, limiting the chance of premature tearing when following contours or breaking sharp edges. The pigment free, clog free coating creates a buildup resistant abrasive surface, which is valuable when sanding materials prone to loading, because it keeps the working face clearer and ready for ongoing use.
The 3 mil film backing is described as generating the finest finishes, which means the backing remains flat and consistent under pressure, supporting an even scratch pattern that is important when preparing for coatings. This same film backing delivers up to 4X the life of paper discs, so a single disc can be used over more parts, helping maintain consistent finish standards across a run without frequent abrasive changes. The proprietary clog free coating, being pigment free, avoids adding color to the surface from the disc, which supports clean, repeatable appearance on light or natural-toned materials. Its buildup resistant behavior allows abrasive grains to stay exposed longer, contributing to the extended disc life described. The "Extreme" vacuum hole pattern concentrates dust movement toward the center extraction holes, where vacuum draw is the greatest, so dust is actively pulled away from the contact area, which helps maintain cutting efficiency and can support a cleaner work environment at the pad interface. The hook and loop attachment system allows discs to be changed quickly between steps and saved for future use when not completely worn, which gives shops flexibility to keep partially used 1,500 grit discs dedicated to specific tasks, improving workflow organization.
This Dynabrade DynaCut Extreme disc uses premium P graded aluminum oxide abrasives, which provide fast cut and long life for consistent sanding performance over extended runs.
The 3 mil film backing is extremely tough and tear resistant, generating the finest finishes and giving up to 4X the life of paper discs for more consistent surface quality.
The proprietary clog free coating is pigment free and buildup resistant, helping the abrasive surface stay clearer during sanding and extending usable disc life in normal shop use.
The Extreme vacuum hole pattern directs sanding dust and debris to center extraction holes, where vacuum draw is greatest, helping keep the cutting area clearer in operation.
This 5 inch disc uses a hook and loop attachment system, allowing quick disc changes and letting partially worn discs be saved for future use when still serviceable.
Dynabrade part number 91609 identifies a 5 inch, 1,500 grit, 25 hole, hook and loop aluminum oxide on film sanding disc designed for fine finishing applications.
This Dynabrade DynaCut Extreme 5 inch, 1,500 grit hook and loop sanding disc pairs premium P graded aluminum oxide grain with an extremely tough 3 mil film backing and an Extreme vacuum hole pattern. The pigment free clog free coating maintains a buildup resistant surface, while the hook and loop attachment supports quick changeovers and reuse of partially worn discs. Sold in packs of 50, it suits shops looking to standardize fine finishing with a film-backed disc designed for fast cut and extended life.
Sold In: 1 Package