FEATURES AND BENEFITS: Makita built produces 50% faster grinding with an impressive 10,000 RPM More compact design at only 12-1/2" long and weighs only 5.6 lbs. for less operator fatigue Ergonomic shape fits like a glove with even pressure and easy control LXT Lithium-Ion provides longer run time, 5x lower self-discharge (for use any time) and 16 firm holding contact terminals (for constant high power) Built-in electronic control circuit with L.E.D. warning lights for overload protection Slide switch with lock-on Powerful angle grinder now free from the restriction of cables and power sockets Capable of using wheels or discs for mains grinders Easy-to-grip, small circumference motor housing Anti-restart function Electronic current limiter SPECIFICATIONS: Voltage: 18v Grinding Wheel: 4-1/2" / 115mm Cut-Off Wheel: 4-1/2" Wire Cup Brush: 3-1/2" / 115mm Sanding Disc: 4-1/2" / 115mm No Load RPM: 10,000 Watt Hours: 54.0 Spindle Thread: 5/8" - 11 UNC Overall Length: 12-1/2" Net Weight: 5.6