These gages directly measure the diameter of chamfered holes. No setting master is necessary. When the three blade plunger is pressed against a fl at surface, the gage should read the set number stamped on the back of the indicator. In case of wear, the gage may be adjusted to read the proper number. 0 - 1/2 in range in case of wear, the gage may be adjusted to read the proper number.

Starrett® Chamfer Gage, Internal, Series: 684, 0 to 1/2 in Measuring, Graduations: 0.001 in, 3-Blade Plunger, White Dial, Hardened Tool Steel

• When the three blade plunger is pressed against a flat surface, the gage should read the set number stamped on the back of the indicator
• No setting master is necessary
• Internal gages will measure the largest diameter of any chamfer that has an included angle within the range of angles printed on the dial face
• Gages are also available with electronic indicators on request
• Deluxe padded case
• All ground surfaces are of hardened tool steel
• Indicators are AGD design
• Gages directly measure the diameter of chamfered holes
• For 90 - 127 deg Dial reading