Plain Plug Gauge for -ENDOFIT RASP HANDLE, KNOB BODY-H0101.0402.01.02.01, Size for GO- 4.103 mm to 4.105 mm X Cylindricity-0.001 mm, NOGO- 4.195 mm to 4.200 mm X Cylindricity 0.002 mm, Gauge Number: PPG4100.4200