Description For M18FSAG115X-0 Milwaukee M18FSAG115X-0 115mm Angle Grinder features a brushless POWERSTATE™ motor which has up 10x more tool life. With a slim, compact design and premium gearing system, it provides all the power of a corded machine with the convenience of a cordless one. Features Powerful brushless POWERSTATE™ motor with up to 10x more tool life REDLINK PLUS™ intelligence system delivers an advanced digital overload protection for tool and battery and uniquely enhances the tool performance under load REDLITHIUM™ battery pack provides superior pack construction, electronics and fade-free performance to deliver more run time and more work over pack life Delivering corded performance similar to a 1200 W grinder Reduced gearhead size and lower angle of battery .