Inside Micrometer

An instrument for measuring internal diameters, equipped as standard with a Japanese-made ring gauge for immediate use.
[Features]
· Immediate use is possible with standardly equipped ring gauge for zero point adjustment.
· With reference ring gauge. MC304-30I: φ5 (diameter 5 mm), MC304-50I: φ25 (diameter 25 mm).
· Equipped with constant pressure device.
· Measurement surface has a carbide tip.
[Applications]
· Can be used for internal diameter dimension measurement.