This Milwaukee® M18 Fuel™ String Trimmer Kit with QUIK-LOK™ has the power to clear thick brush fast, delivering 6,200 RPM with up to a 16in.W cutting swath. The versatile M18 Fuel system is made up of 2 components, an M18 Fuel power head, plus a QUIK-LOK string trimmer attachment. The QUIK-LOK attachment system offers the ability to quickly swap out other attachments (sold separately) in the M18 Fuel system to handle additional yard chores when the string trimming is done. Operates off the M18™ REDLITHIUM™ High Output™ XC 8.0 battery pack system, using REDLINK PLUS™ intelligence hardware and software to ensure optimal power, performance and the extended run time you need without bogging down on the jobsite. Kit includes M18™ REDLITHIUM™ High Output™ XC 8.0 battery pack and M18™/M12™ rapid battery charger.