1-3/8-Inch Precision flush cut blade for aggressive plunge and flush cuts in wood, plastic, drywall and other soft materials up to 1-9/16-Inch deep * High Carbon Steel construction for increased durability and strength * 15 teeth per inch, beveled tooth design for maximum durability and versatility * Primarily used for "Cutting" with your Oscillating Tool * Genesis Universal Quick-Fit Oscillating Tool Accessories fit most standard AND tool-free oscillating tools, including the popular Genesis GMT15A