Review pictures. All measures are in the pictures and the stamping on the tool. Has some surface discoloration from time.
Sioux 173 Valve Grinding Wheel 7" -Original Sioux
Sioux T372 .372 3/8" -.003 Tapered Pilot 8" Long -Original Sioux
Sioux T371 .371 3/8" -.004 Tapered Pilot 8" Long -Original Sioux
Sioux T347 .347 11/32" + .004 Tapered Pilot 7-9/16" Long -Original Sioux
Sioux T345 .345 11/32" + .002 Tapered Pilot 7-9/16" Long -Original Sioux
Original Sioux TSS345 Tapered Special Short Pilot .345 11/32 +.002 5-7/8" Long