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: 20-50 mm
Number of micrometers: 4
Number of setting rings: 2
Setting-ring diameters: 25 / 40 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.