This battery adapter is designed to seamlessly connect Makita BL1840, BL1850B, and BL1860B 18V Li-ion batteries to Metabo 18V Li-ion power tools, expanding the versatility of your tool collection. Constructed from high-quality ABS material, this adapter is both durable and sturdy, ensuring a long service life. Its robust design withstands regular use, making it a reliable addition to your toolkit. The adapter is small, lightweight, and portable, making it easy to carry and store. Its compact design allows for simple operation, ensuring you can quickly and efficiently switch between tools without hassle. Enjoy efficient power transfer with no conversion loss, thanks to the adapter's exquisite craftsmanship. It is designed to be light and practical, providing a seamless connection between your batteries and tools. With high performance, this adapter is wear-resistant and corrosion-resistant, ensuring it remains in excellent condition over time. It adheres to strict quality control standards, guaranteeing safe and reliable use for all your power tool needs. Enhance your tool flexibility and efficiency with this Makita to Metabo battery adapter, designed for durability and ease of use.