Genuine Makita hex socket head bolt — part number 922128-3 — M4 × 16 mm fastener designed to replace worn or damaged bolts in Makita tools.
Fits a range of Makita models including HR2811F, HR4010C and select jigsaw models such as the 4323 and DJV185 — check your tool’s parts diagram to confirm the exact location and quantity needed.
Made as an original Makita replacement, this hex-head bolt installs with an Allen wrench and is used to secure clamps, bases or holders where an M4 × 16 fastener is specified. For correct reassembly, tighten the new M4×16 hex socket head bolt to about 1.5–2.5 N·m as shown in Makita service documentation.
If you’re repairing a tool and need reliable small hardware, this genuine Makita part is an easy, precise match among common power tool parts and gets you back to work without guesswork.
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