For use on Makita Power Tools, Electric Tools, Jig Saw, Rotary Drill, Drill, Hammer Drill, Electric Screwdriver, Sander, Rotary Hammer. Compatible with 191927-6 6434073 Included: Motor Carbon Brushes 4 pair. These carbon brushes makes sure your motor runs properly, and fixes a motor that operates intermittently. A brand-new, unused, unopened, undamaged item in its original packaging. For use on Makita Power Tools, Electric Tools, Jig Saw, Rotary Drill, Drill, Hammer Drill, Electric Screwdriver, Sander, Rotary Hammer. Compatible with 191927-6 6434073 Included: Motor Carbon Brushes 4 pair These carbon brushes makes sure your motor runs properly, and fixes a motor that operates intermittently. A brand-new, unused, unopened, undamaged item in its original packaging.