Stone with holder attachment for power trowel machines up to 36 inches

It delivers a smooth

For throat adjustment

5MM WIDE Trapezium Blade installed

8"x 12" 1"D 1/4"R Orange Thunder® with KO-20™ Technology Square End Groover Automatic Vinyl Floor Welders Stone with holder attachment forThis 8"x 12" 1"D 1 4"R Orange Thunder square end groover is made with revolutionary KO 20 technology. Its low surface friction allows for faster movement across concrete while preventing chipping and buildup. Impact resistant and chemical corrosion resistant, this groover is easy to spot on the job and creates perfectly straight grooves. Includes hardware and patent pending.