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9522-50 National Flooring Trapezoid, Brazed Stamped, 50 Grit Overview Description Features 9522-50 National Flooring Trapezoid, Brazed Stamped, 50 Grit Prep concrete for reapplication and polishing Brazed trapezoids can be used with all National planetary grinders. Year 4/6/2023 Manufacturer National Flooring Equipment Model 9522-50 Condition New Equipment Location Ships from Factory Your Price: $54.73 Purchase this item Quantity:     Online prices are subject to change without notice. Discount Equipment reserves the right to refuse any order placed on this website. 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