Double ball bearing, polished steel shaft with holder for MICROMOT steel collets.
Ball bearing shaft end on machine.
Highly flexible core (no overheating on tight radii).
Length 100 cm. For a maximum of 25,000 / min. The package includes 6 steel collets (1.0 - 1.5 - 2.0 - 2.4 to 3.0 and 3.2 mm).