Martest Indicators - The Perfect Alternative to Interapid and Compac models
We are pleased to offer these new Mahr Federal introductions to our catalog, for the connoisseur of German made measuring instruments. MarTest indicators are new model replacements for the popular Puppitast indicator made by Mahr of Germany.
Now that Interapid and Compac indicators are scarce and hard to come by, you may have wondered if there isn't another indicator of equally high quality that you can use instead. Martest is the answer and it is in stock.

The major differences between Martest and Interapid:
- no slant dial on the Martest (face lies flat like most other indicators)
- inch models have a blue-green dial face
- contact point angle does not have to be set at 12 degrees (use it at zero degrees to work suface)
- does not have built in 4 mm diameter stem holder (comes with 3/8" mounting shaft on inch models and 8 mm diameter mounting shaft on metric models)
- has 3 dovetails built into the body
- improved overall accuracy of .0002" (better than the equivalent Interapid model)
- made in Europe (Germany)
- does not come supplied with holding bar or swivel clamp (available separately on page 36)
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