Dyer 103 Series Direct Reading O-Ring/Groove Gage 3.2″ to 4.0″ Range – 103-109

• Easy to use; the gage arms retract to enter the smaller bore, then open into groove diameter
• Direct reading
• Customized standards in 1-2 days
• Fast, accurate, repeatable measurements
• Large, easy-to-read graduations, gage uses a 2-pointer system.
• Metric sizes are also available. Please Inquire.

Maximum Measuring Accuracy:

• Linear less than or equal to0.0005 inch (0.013 mm )
• Repeatability less than or equal to0.0005 inch (0.013 mm )
• Gage R & R capable

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