The Starrett 228 Hub Micrometer features ratchet stop, lock nut and a carbide face. 0-1", .001" Grad, Carbide Faces, Ratchet Stop, Lock Nut.
This item is no longer available.
The direct replacement is T444.1XRL-1.
For additional support, please contact our customer service department at (978) 249-3551.
[Discontinued 10/2025]