Amazon.com: DM18M Converter for Dewalt & for Milwaukee to Makita Battery Adapter, Fit for Dewalt 18v-20v & for Milwaukee 18v M18 Lithium Batteries, Work for Makita 18v Cordless Power Tools : Tools
Battery Adapter for Makita 18V Lithium-ion Power Tools Convert Milwaukee 18V or for Dewalt 20V Lithium-ion Battery to Makita 18V Lithium-ion Battery Black - Walmart.com