Dremel 8220 12VMax Cordless High Performance Rotary Tool (Certified Refurbished) Manufacturer Refurbished Cordless 12 Volt Lithium Ion Dremel 8220-DR-RT High Performing Rotary Tool Kit Next generation high-capacity 12V max lithium-ion battery for longer run times compared to the Dremel 8200 Similar in size and design to the corded Dremel 4000 33% longer run time compared to the Dremel 8200 when cutting screws Can be used with all Dremel attachments and accessories