Plain Plug Gauge for tapping predrill dia with depth measurement of I0301.00, Size Go dia- 2.854 to 2.856 mm, NoGo dia-2.97 to 2.976 mm, Depth - Go size- 10.019 to 10.025 mm, No Go size-10.295 to 10.310 mm. Gauge Number- PPGWD2850.2976