The makita 643600-9 brush holder cap cb7 is a genuine oem replacement end cap designed to secure and protect the carbon brush assembly in a wide range of makita corded power tools. Constructed from durable moulded polymer, this screw-in cap features a threaded body and slotted head, allowing quick removal and refitting with a standard flat-head screwdriver. It helps seal the brush chamber against dust and debris, maintaining reliable electrical contact and consistent motor performance during heavy site use. Compatible with tools including the makita 5801b and sr1600 circular saws, this cap is a direct-fit replacement requiring no modifications. It is an essential service component when the original cap becomes cracked, stripped, or missing, helping restore proper brush retention and minimise tool downtime. As a genuine makita part, it is engineered to match oem tolerances precisely, making it a reliable choice for tradespeople and contractors carrying out routine motor maintenance on corded tools used in workshop, site, or demanding diy environments. Features and benefits: genuine makita oem part mpn 643600-9 for assured fit and reliability durable moulded polymer construction resistant to heat and vibration threaded screw-in design with slotted head for fast, tool-assisted removal seals the brush chamber against dust and debris for consistent motor contact direct replacement requiring no modifications on compatible makita tools restores performance when original cap is c...