ETAChron Tools for ETA Movements



ETA-Chron Tools


These tools are necessary for working on the ETAChron mechanical movements. Tool #1 is called The Extractor Key and has a small fork shaped tip for removing the stud block. Tool #2 is the Adjustment Key and is used for adjusting the regulating pins. Each measures 2 ¼ in length.


No. 591.043 Extractor Key

No. 591.044 Adjustment Key


Call or Shop On Line


Join Our Email List