Dumont Minute Man 66635

10mm x 10-1/4″ Overall Length, 0.4094″ Pilot Hole Diam, Square Broach 0.3937 to 0.3945″ Tolerance, 0.553 to 0.555″ Across Corners, 10.4mm Drill, 1/4″ Pitch, 3/8 to 1-1/4″ LOC, 3,600 Lbs. Pressure for Max LOC