Powerhouse Products cartridge rolls are the good resin bond aluminum oxide cartridge rolls you need to sand finish any port and polish work. They are designed to be used with 1/4 in. mandrels. Powerhouse Products cartridge rolls are available in a multitude of sizes, shapes, grits, and quantities.

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Powerhouse Cartridge Rolls, 60 Grit, Full Taper, 1/2 in. Dia, Mandrel Hole, Set of 50

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