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The 3M 7000126425 is a wet-or-dry abrasive sanding sheet designed for between-coat finish work on surfaces including wood, metal, and painted substrates. Measuring 9 inches x 11 inches and graded at 320A grit, these sheets handle the fine-cut sanding that separates coats of varnish, paint, lacquer, and other finishes. They can be used dry or with water, which reduces loading and extends the usable life of the abrasive. The pack format keeps sheets organized on the job site. Installation and prep trades stock these for surface prep and finish refinement tasks where consistency between coats is critical.
These sanding sheets are suited for both residential and light commercial finish work. Common applications include sanding between coats of varnish or paint on interior woodwork, cabinetry, and trim, as well as metal surface prep prior to primer or topcoat application. The wet sanding capability makes them practical for auto body prep and metal repainting tasks where heat and dust generation need to be minimized. Painters, finish carpenters, and body shop technicians are the primary users of this product.
Designed as a general-purpose between-coat sanding sheet compatible with standard 9 inches x 11 inches sanding block holders and hand-sanding applications across wood, metal, and finish-coated surfaces.
Sanding sheets of this type are used by painters, finish carpenters, and surface prep technicians working by hand or with a sanding block. When wet sanding, ensure adequate ventilation and keep the work surface and sheet consistently dampened to prevent loading. Allow finish coats to fully cure to the manufacturer's recommended dry time before sanding between coats. Dispose of used sheets and slurry in accordance with local waste handling guidelines for finish materials.
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