Ridgid currently produces two cordless angle grinders: a 4.5-inch and a seven-inch model. The seven-inch angle grinder has a unique grip design that allows it to be rotated at the push of a button.

Milwaukee’s Fuel M18 Cordless Angle Grinder is now only $97 on Amazon ... This unit has a 5/8-inch-11 spindle for use with the most common grinding accessories you can purchase additionally.