DeWalt Battery Adapter to Makita – Power Tools Adapters
Converter Battery Adapter for Makita 18V Li-ion Battery to DeWalt 18V/20V MT20DL | eBay
Amazon.com: Battery Adapter for Makita DCA1820 18V Compatible with Makita Lithium Battery to DeWalt CA1820 18V DC9180 DC9096 Tool Use : Tools & Home Improvement
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Makita to Dewalt 18V Battery Adapter MT20DL - YouTube
RIDGID Battery Adapter (Bundle) to DeWalt, Makita and Milwaukee – Power Tools Adapters