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The MERIT ABRASIVES 66254420771 is a 2-ply cross buff designed for surface finishing and polishing applications on a variety of materials. Measuring 3 inches in diameter with a 0.5-inch buff length, it features a 1/4-20 threaded hole for secure mounting to compatible threaded mandrels. Rated at a maximum of 8,000 RPM, this medium-grade, medium-density buff delivers consistent cut and surface contact across metal, wood, and composite surfaces. It is a single-unit item suited for bench grinder, die grinder, or drill press setups used in fabrication and finishing work.
This cross buff is intended for trade and industrial finishing tasks where controlled surface preparation, deburring, or light polishing is needed. The 2-ply cross construction provides stability and surface coverage during operation. It is commonly used by machinists, fabricators, and metalworkers who require a repeatable finish on small workpieces or hard-to-reach areas. The medium grade makes it appropriate for intermediate finishing steps between aggressive material removal and final polishing passes.
Designed as an OEM-style replacement or standard shop consumable for use with 1/4-20 threaded mandrels on rotary tools, die grinders, or drill presses capable of accepting a 3-inch buff accessory.
Installation is performed by threading the buff onto a compatible 1/4-20 mandrel until fully seated. Do not exceed the 8,000 RPM maximum speed rating during operation. Inspect the buff for wear or separation before each use and replace if any delamination is present. Always use appropriate eye protection and ensure the tool is fully stopped before mounting or removing the buff.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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