Sealey cpmt18v cordless lithium ion oscillating multi tool sealey cpmt18v p this 18v multi tool from sealey is suitable for multiple tasks such as sanding scraping and cutting various materials variable speed control with range from 5000 to 15000rpm powered by lithium ion battery which maintains a high energy density level with a flat discharge curve performing better and longer than a conventional ni cd ni mh battery no memory effect allows the battery to recover from a deep discharg