Genuine Makita 922148-7 — Hex socket (Allen) head bolt, M4 × 25 mm, replacement fastening screw used across Makita rotary/combination hammers and related tools. This original Makita M4×25 hex-socket head bolt installs where compact, high-fitment fasteners are required and is listed by Makita as part number 922148-7 (HEX. SOCKET HEAD BOLT M4X25).
Fits (examples from Makita parts diagrams): XRH08Z (rotary hammer), where 922148-7 is used in multiple locations.
DHR283 cordless combination hammer (922148-7 shown in the parts breakdown).
HK1820 power scraper (parts diagram lists 922148-7).
6922NB shear wrench (parts list includes 922148-7).
If your tool’s exploded parts diagram shows a hex socket head bolt M4×25 with part number 922148-7, this genuine Makita replacement restores the original fastening geometry and fit for correct reassembly.
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