T2 double pipe head. Enables the outer pipe to turn while the inner one remains stationary and without the marker coming into contact with the cutting fluid. Available for 76, 86 and 101 mm diameters.

Inner and outer T2-type double battery pipes.

Manufactured according to standards in diameters between 76 and 101 mm.

Extension pipes.

Custom-fit calibrators with tungsten carbide inserts.

Springs and spring bracket cases.

Double battery holesaws with different diameter sizes of tungsten carbide inserts.