Telescopic bore gauge
STARRETT
* Similar to the 229 Series with a slightly greater range and two telescoping
contacts
* Handles are rigidly attached to the contact plungers and are automatically
self-centering
* Constant spring tension gives uniform contact pressure
* Both plungers are easily locked at any desired setting 579
contacts
* Handles are rigidly attached to the contact plungers and are automatically
self-centering
* Constant spring tension gives uniform contact pressure
* Both plungers are easily locked at any desired setting 579
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