THIS ADVANCED TOOLING INC DRILL, MODEL 0.375" X 0.189" DRILL, FEATURES A SHANK DIAMETER OF 0.375 INCHES AND A DRILL TIP DIAMETER OF 0.189 INCHES. IT HAS AN OVERALL LENGTH OF 5 INCHES AND INCLUDES 2 FLUTES. THE FLUTE LENGTH IS 2 INCHES, AND THE SHANK LENGTH IS 3 INCHES.