The Milwaukee range of cordless straight die grinders includes models in both the M18 18-Volt range and M12 12-Volt range designed primarily to replace pneumatic die grinders. The new M12FDGS Straight Die Grinder is the latest addition to this range, delivering up to 20% more power than pneumatic models while removing the need for an annoying cord or tube. These straight die grinders feature quality Milwaukee crafstmanship and technology to deliver unmatched performance, runtime and overall tool life.