Sun-Tec Indenters
The accuracy, stability and consistancy of Sun-Tec Hardness Standards result in a reliable method of verifying your Hardness Tester. Manufactured in the USA and calibrated in the Sun-Tec standardization laboratory to NIST or ASTM specifications, Sun-Tec Hardness Standards, help maintain and assure the accuracy of your Hardness Tester.
Sun-Tec steel Ball Penetrators are used in the testing of unhardened steels.
Available in sizes of 1/16", 1/8", 1/4", 1/2" diameters. Replacement balls also available.
Sun-Tec Diamond Penetrators are used for the testing of hardened steels. They are precision ground and lapped to high dimensional and geometric tolerances. These penetrators give dependable and precise accuracy.
Penetrators are available for "C", "N", "C" & "N" and "A" scales.
