AVID POWER Angle Grinder, 7.5-Amp 4-1/2 inch Electric Grinder Power Tools with Grinding Wheels, Cutting Wheels, Flap Disc and Auxiliary Handle for Cutting, Grinding, Polishing and Rust Removal - Blue. 4.5 out of 5 stars 4,965. 200+ bought in past month. $39.99 $ 39. 99.