The G-6 Grit-Blast MICROFINISH COMPARATOR is rectangular in shape (1″ x 5″) and is a corrosion resistant electroformed nickel duplicate of actual grit-blasted surfaces.
There are six replicated grit-blasted surface finish specimens ranging from 32 to 1000 microinches.
The G-6 MICROFINISH COMPARATOR is supplied in a leatherette case with engineering data and instructions.
The G-6 is also available in metric with micrometer designations.
Made in U.S.A