The Makita Genuine 643603-3 Brush Holder CB7 is an OEM replacement part designed to restore and maintain the performance of Makita impact wrenches, specifically the 6906 and M242 models. As a genuine Makita component, this brush holder ensures precise compatibility and a direct fit — avoiding the risks associated with non-genuine alternatives such as premature wear or inconsistent electrical contact. It is designed to hold the carbon brushes securely in position, maintaining reliable contact with the armature for smooth, consistent motor operation. This part is ideal for contractors and tradespeople looking to service or repair their Makita 6906 impact wrench rather than replace it. Fitting a genuine OEM part helps extend the working life of the tool and minimises downtime on site. Features and Benefits: • Genuine Makita OEM part — guaranteed compatibility with the 6906 and M242 impact wrenches • Secures carbon brushes in place for consistent electrical contact and reliable motor performance • Direct replacement for OEM No. 643603-3 — no modification required • Helps extend tool lifespan and reduce costly downtime • Easy to install, supporting quick servicing in the field or workshop

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