Machine: Swiss Star SB16 (2006 Model)

Material: 3/16 RD. 17-7 S.S.

Operation: Head 1- Turning a .0393 dia. +.0000/-.0005 x .975 Long tapering up to a .125 dia. +/- .0005 dia. x 1.0 Long (Total O/A Length 2.114).

Insert: Mitsubishi DCGT 32.51MJ VP10RT (.015 Nose Rad.)

Feed and Speed: 8000 RPM at .0005 IPR

Problem: .010 to .015 Total Runout on the .0393 dia.