Ground surfaces are of hardened tool steel. Indicators AGD design. 82 Deg Angle. Directly reads the large diameter of the countersink. Includes set master ring. Includes set master ring.
Inch Reading Dial Indicator Countersink Gage, .360-.560" Range, .002" Grad, 90 Degree Angle. Starrett Countersink Gages are offered in three different angles so that the gage sets on the angular side of the countersink, as opposed to a chamfer gage which sets on the top edge of the chamfer. .360-.560" Range, 90 Deg Angle with Case.