A ring gauge is used to
A
Check the diameter of shafts or studs
B
Test the accuracy of holes
C
Check the clearance between two mating surfaces
D
All of the above
Correct Answer: Check the diameter of shafts or studs
Ring gauge, is a cylindrical ring of a thermally stable material, often steel, whose inside diameter is finished to gauge tolerance and is used for checking the external diameter of a cylindrical object.