The MILWAUKEE M18 FUEL QUIK-LOK Brush Cutter Attachment is powered by the MILWAUKEE M18 FUEL Power Head w/ QUIK-LOK and is compatible with the M18 FUEL QUIK-LOK Attachment System. The Milwaukee Brush Cutter Attachment utilizes a 9" blade with a 4-tooth design, meant to take on more demanding applications. The Brush Cutter Attachment has an optimized guard design for the best material containment. Milwaukee M18 FUEL QUIK-LOK Attachments feature protected drive shafts for increased durability against drops and storage elements. The Brush Cutter Attachment also utilizes optimized gearing to manage the cordless MILWAUKEE M18 FUEL Power Head RPM output specifically for brush cutting applications.