The Starrett 436 Outside Micrometer features a ratchet stop, lock nut, and carbide face with case. 19-20", .001" Grad, Ratchet Stop, Lock Nut, Carbide Faces, Case.
This item is no longer available.
The direct replacement is 436.1XRLZ-20.
For additional support, please contact our customer service department at (978) 249-3551.