DeWalt DCG409T1 18v XR 125mm Angle Grinder With FlexVolt Advantage - 6.0Ah Battery - Ray Grahams DIY Store
Got a DeWalt DCG413B cordless angle grinder. I haven't used it yet but it seems like a great tool. Got it for under 200$ with a 5 AH battery for free. :
DeWalt DCG414N-XJ Angle Grinder Bare (No Battery) | at Zoro
DeWalt Cordless Angle Grinder Review - Tools In Action - Power Tool Reviews