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

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$23.95 each

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