Mechanical and digital instruments for measuring internal diameters

Below is a selection of our tools designed to address the delicate task of measuring tubesheet holes and internal diameter of tubes, before and after rolling.




Internal mechanical gauge with 3 contact points
( resolution 0,05 mm )

F/707


F/707 Maus Italia



Internal quick digital micrometer with 3 contact points and LCD display
( resolution 0,001 mm )

F/703


Micrometer F/703 Maus Italia



Internal mechanical gauge with 2 points of contact
( resolution 0,01 mm )

F/700


F/700 Maus Italia