Amazon.com: CB407 Motor Carbon Brushes Replacement Set for Makita Power Tools, Jig Saw, Rotary Drill, Drill, Hammer Drill, Electric Screwdriver, Sander, Rotary Hammer (2 pair) : Tools & Home Improvement
Yannee 4 Pcs Carbon Brush for Makita Series Impact Driver/Hammer Drill CB-440 Brushes - Walmart.com