Insize 2427-16, SPLIT TYPE DIAL BORE GAGE FOR BLIND HOLES, .606-.654″, 6928640351419

Split type contact points
Accuracy (without indicator): 3um (measuring range 1.5~10mm), 4um (measuring range 10~20.6mm)
Repeatability (without indicator): 1um
Optional accessory: electronic/dial indicators or dial comparator