For Makita 18V Battery Buck Adapter DC 18V to 12V Step Down Converter Adapter. Power Inverter for Dewalt 18/20V Battery DC 18V to AC 220V Battery Inverter 150W. This caulking gun is compatible with Milwaukee 18V battery models: 48-11-1811, 48-11-1840, 48-11-1850, 2620 2630, 48-11-1811.
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