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The Ashcroft Duradrive™ test gauge
features an Inconel X-750 helical wound Bourdon tube in
a solid front weatherproof phenolic turret case.
The dial has a polished mirror band for
pointer reflection to prevent parallax error and is
available in a 4.5" dial size in lower connection only.
Pointer is a balanced friction adjustable design with
red knife edge tip for easy reading.
No hysteresis error. No tapping required.
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