Milwaukee Electric Tool has developed a new breed of rotary tool by leveraging its heritage in straight and die grinders. The M12™ cordless lithium-ion rotary tool utilizes a powerful 12 V motor and Milwaukee's REDLITHIUM™ battery technology to produce unmatched performance and increased run-time. The size and versatility of the M12™ cordless lithium-ion rotary tool make it an indispensable tool for maintenance contractors, electricians, plumbers, remodelers and more. The tool runs from 5,000-32, 000 RPM and is managed by a variable speed dial for fluid control. The collet is completely compatible with all 1/32 In. to 1/8 In. shank accessories providing the user access to thousands of cutting, grinding, sanding and polishing solutions.