Makita 643954-4 — genuine Makita brush holder cap (Single) . A precision-molded plastic cap that secures the carbon brush and its spring in the brush holder at the motor end of the tool, restoring correct brush retention and electrical contact so the motor runs reliably. Compatible with a range of Makita power tools — commonly used on angle grinders such as the BGA452 / BGA450 and on several cordless drills/drivers and small power tools (examples: 8443D / 8443DWDE, 6347D / 6347DWDE, BDF460, BHP460, and some BPJ/BUC models) — check your tool’s parts diagram to confirm fit for your model.
Sold as the exact replacement for the part listed as the brush/holder cap in Makita parts breakdowns; (sold individual) — snap or screw into the brush holder to retain the brush and spring — making it a straightforward repair to return your Makita tool to service with an original Makita component.
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