Internal Micrometer Set
HOLEX internal micrometer set with self-centring three-point measuring heads.

Application
For internal diameter measurement over a complete measuring range.

Product Specification
Measuring range: 12-20 mm
Number of micrometers: 2
Number of setting rings: 1
Setting-ring diameters: 16 mm
Satin-chromium-plated scales and operating parts
Carbide measuring jaws from diameter 12 mm

Supplied With
Internal micrometers No. 428990.
Appropriate setting rings.
Storage case.