DCBB0704F Depth & Counter Bore  Gauge Dia. Go-9.403 to 9.406, Nogo-9.598 to 9.600 mm, Go Nogo Length standard, Depth- Go- 1.200 to 1.206 & Nogo- 1.390 to 1.400 mm  (Go-Nogo Gauge Required to check the CHS Plate Forging B0704F )Required As per Drawing.