Genesis GAMT514 1-3/8-Inch Precision Flush Cut Blade 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