The Makita Genuine 191978-9 Carbon Brush CB318 is an OEM replacement carbon brush designed to restore performance in compatible Makita power tools. Carbon brushes are wear parts that require periodic replacement to maintain reliable motor operation. Using a genuine Makita component ensures the correct material grade, dimensions, and fit — helping to avoid premature motor wear or reduced tool performance that can result from fitting inferior aftermarket alternatives. This replacement brush is ideal for tradespeople carrying out routine maintenance on their Makita power tools, keeping equipment running efficiently on site. Sourcing a genuine OEM part means no compromise on quality or compatibility, making it a dependable choice for contractors who rely on their tools day to day. Features and Benefits: • Genuine Makita OEM part — ensures correct fit and compatibility • Correct material grade to protect motor components during operation • Suitable for periodic maintenance to extend tool working life • Manufactured to Makita's original specifications for reliable performance