Bosch 1375A Angle Grinder with 6 Amp Motor, 4-1/2"The Bosch 1375A 4 1 2 In. Angle Grinder features a powerful 6. 0 amp motor that produces 11,000 no load rpm, making this compact grinder a powerhouse tool. It was designed for concrete contractors, vehicle fabricators and other professionals who need a compact grinder. With a well designed grip, lock on slide switch, two position side handle and 11,000 no load rpm, this workhorse can get the job done. It is well suited for metal fabrication, concrete