68064 Bore: 1 1/2 in Shank Taper: 50 Proj.: 3 1/8 in Nose Dia.: 2 7/8 in Set Screw Size: 3/4–16 Dim. D: 1 1/2 in Dim. E: 2 1/2 in Draw Bar Size: 1–8 A- Bore B- Proj. C- Nose Diameter D- Dim. E- Dim.