436.1 Series Outside Micrometers, 1 in-2 in, .0001 in

Features: Ring-type knurled lock nut for quick and sure locking | Smooth friction thimble for uniform pressure or the combination ratchet and speeder for uniform pressure and quicker adjustment, or a plain micrometer | Gracefully designed tapered frame for use in narrow slots and tight places | Rigid one-piece steel frame ribbed for extra strength | Micro-lapped measuring faces