Dumont Minute Man 77711

7/16″ Hex, 7/16″ Pilot Hole Diam, 1/2 to 1-3/8″ Length of Cut, Hexagon Broach 0.504 to 0.506″ Across Corners, 10-1/2″ OAL, 2,700 Lb Pressure for Max Length of Cut, 9/32″ Pitch, High Speed Steel