Starrett PT05249 - Penetrator - 1/16in (1.6mm) Ball Unit
The Starrett PT05249 is a penetrator – Ball 1/16in (1.6mm) for Starrett Hardness Testers. The indenter is compatible with Starrett Hardness Testers 3814, 3815, 3816, 3818, 3823, 3824, 3831, 3832.