Type 27 depressed center. That means the wheel’s center is “dished” (depressed) so the grinder guard and flange can sit flat, allowing full use of the wheel’s outer edge.
Material / Grain
Heat-treated aluminum oxide (AT24R) suited for general metals use, including stainless steel.
Reinforcement
Double reinforced for strength (fiberglass reinforcement).
Max Speed (RPM)
10,200 RPM (maximum safe operating speed).
Grain / Grit
“Single grit” general-purpose metal-cutting / grinding. Medium/coarse suited for stock removal and weld work.
