The Diamabrush coating removal tool is the fastest, most effective tool for removal of mastic, adhesives, thin-set & thin mil epoxies from concrete floors. The mastic removal tool is used with a 17" floor machine and prevents the abrasive from loading up or clogging like other abrasive products resulting in fast, consistent removal throughout the life of the tool. Key Features Include: Over 10 times faster than manually scraping. Simply apply water to eliminate dust & to flush debris away. Designed to fit a wide variety rotary flooring machines. Has limited surface contact during use to retain sharp cutting points over the life of the tool. Rigid, exposed diamond cutting surface creates a level floor with normal use. No need for heavy, expensive, hard-to-use grinding equipment that often requires 480 3-phase power. The tools design allows the machine to bridge joints & cut lines in the concrete.