Genuine Makita collet nut — part no. 763668-0. Precision-machined metal nut that tightens the collet cone to hold grinding bits and accessories securely; designed for Makita die grinders with a 6.35 mm collet capacity (1/4"). The nut has a rounded profile to help reduce marring of workpieces and is tightened with a 13 mm wrench as used in Makita tool kits.
Example models this collet nut fits: BDG800 / DGD800 / DGD801 and GD0602 — it’s the replacement collet nut listed in the Makita parts breakdowns for those die grinders.
Simple, direct replacement — installs in place of the original Makita collet nut and restores secure bit retention on compatible Makita die grinders.
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