782423-1 supersedes older part numbers: 782421-5
Original Makita 782423-1 — 35 mm lock nut wrench (two‑pin pin spanner) made to fit the locking flange on 115 mm and 125 mm Makita angle grinders.
Flat, compact two‑pin design with 35 mm pin‑to‑pin spacing for easy access to the arbor nut when changing cutting or grinding accessories; built to match factory fit and function.
Example models this part is used with include GA4530, GA4534, GA5020, 9554NB and several cordless / corded 115/125 mm grinders such as BGA450 / BGA452, DGA452 and 9557NB / 9555NB and 9558NB series — check your grinder’s parts list and nut style to confirm fit.
Listed in Makita parts diagrams and catalogs as the original Makita lock‑nut wrench (782423-1), it’s a simple, reliable addition among Makita spare parts for anyone servicing an angle grinder.
A small, purpose‑made tool for tightening and loosening the lock nut on 115/125 mm wheels — a handy, original Makita power tool parts item to have when you need the correct key for safe accessory changes.
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