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Depressed center wheels may also be referred to as raised hub wheels or by their shape designation of "Type", with Type 27 being the most popular. The depressed center design allows the flange/lock nut to recess within the wheel so that it can be used for various grinding and cutting applications. Depressed center wheels are designed to handle the most severe right angle grinding applications from heavy stock removal to rough blending. More recently, depressed center wheels have been designed to increase the utility of the tool for cut-off applications. While large right angle grinders (7" & 9") have been around for many years, small or mini grinders that handle 4", 4-1/2" and 5" wheels have made this machine, and wheel category, the most popular in power tools. 2-3X life of A/O wheels -Up to 20% increase in performance/life -Broad utility for applications and materials -Excellent blend of performance/price Applications are: Right angle grinding

Norton 66252843217 BlueFire Grinding Wheel 5&quot; x 1/4&quot; x 5/8 - 11&quot; Zirconia Alum. / Alum. Oxide - Pkg Qty 10

norton-66252843217-bluefire-grinding-wheel-5-inch-x-1-4-inch-x-5-8-11-inch-zirconia-alum-alum-oxide

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