Dial Bore Gages
Used to accurately measure the inside diameter of a hole, cylinder or pipe. In conjunction with a micrometer, a bore gauge will give you the exact reading of a bore size.
Boring Head Widia Rotaflex RFX Shank Series Range 1.1417-1.4961 Germany (Boring Head)
Fine adjustable Boring Head for Widia CSMS system size, RFX Series