The M18 FUEL String Trimmer with QUIK-LOK has the power to clear thick brush, reaches full throttle in under 1-second and delivers up to 1-hour of run-time per charge. The String Trimmer is made up of 2 components the M18 FUEL Power Head and QUIK-LOK String Trimmer Attachment. Part of the QUIK-LOK Attachment System, the Power Head is compatible with multiple attachments such as an Edger, a Hedge Trimmer and a Pole Saw. The ability to quickly swap out attachments on a single Power Head delivers ultimate versatility and a lower cost of ownership. Designed to meet the needs of professional landscape maintenance, the POWERSTATE Brushless Motor is positioned in the rear of the trimmer to provide the best combination of power, balance and maneuverability. The motor delivers up to 6,200 RPM with up to a 16 in. cutting swath and has the power to maintain its speed in demanding applications without bogging down.