Genuine Makita hex-socket bolt — part no. 265989-1. Hex (internal‑drive) head, metric M12 thread with a 45 mm overall length (M12 × 45).
This is the original Makita replacement hex socket bolt designed for use in Makita breaker / demolition hammers; it’s the correct fastener where an M12×45 socket bolt is specified in the parts diagram.
Example models the part fits include HM1800, HM1801, HM1802, HM1810 and the HM1812 series (including HM1812X3), as shown on Makita parts breakdowns and listings.
Supplied as the genuine Makita replacement to restore secure fastening in the tool’s front/impact assembly — install with the appropriate internal‑hex (Allen) key to return the tool to Makita-spec fit and function.
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