RYOBI introduces the 5.5 Amp 4-1/2 in. Angle Grinder. This grinder uses a powerful 120-Volt AC, 5.5 Amp motor that can generate 11,000 RPM to handle most grinding applications. The grinder's handle adjusts for right- or left-handed with an additional possible vertical handle use while its spindle-locking button facilitates easy wheel changes. To learn more about RYOBI tools and check out RYOBI Nation. Backed by the RYOBI 3-Year Manufacturer's Warranty, the 5.5 Amp 4-1/2 in. Angle Grinder includes a 4-1/2 in. metal grinding wheel, wheel guard, side handle, disc flange, flange nut, wrench, and an operator's manual.