Makita Carbon Brush Set CB-440
Carbon Brushes are usually the first port of call for power tool maintenance and repair.
Makita 194427-5 replacement spare Carbon Brush pair for various Makita tools.
With carbon brushes being a wearable part, they are usually the most common component to be replaced. If the carbon brushes are worn they can cause loss of power, braking issues, and an increased likelihood of the armature burning out. Changing brushes is usually a relatively simple process and it is a good idea to check the condition of your armature during the repair.
Please see below for all applicable models :