Half-Basr Depth Micrometers are made to measure the depth of holes, slots, ot steps in locations where shoulders, corners, walls or flanges do not permit the use of a full-base micromter. The very wide (0.63") and micro-lapped base assures stability while measuring and a high degree of accuracy. The micromters are completely finsished stain-chrome finished.

Features:
•Ratchet-stop for consistent and repetitive measurements
•0.157" DIA. interchangeable measuring rods have hardened, ground and lapped ens, to assure accuracy over long usage
•Locking clamp to hold measurements
•Crisp, clear graduations on the thimble
•Supplied with fitted carrying case