68058 Bore: 2 in Shank Taper: 50 Proj.: 4 1/2 in Nose Dia.: 3 3/4 in Set Screw Size: 1–14 Dim. D: 1 3/8 in Dim. E: 2 7/8 in Draw Bar Size: 1–8 A- Bore B- Proj. C- Nose Diameter D- Dim. E- Dim.