Spindle diameter: 6.35mm - tungsten carbide tipped. Spindle housing diameter: 10mm.
Spindle pitch: 1mm/.025mm.
Main body diameter: 18mm.
Overall length: 109mm.
Accuracy (full scale): metric: ±2µm, inch: ±0.0001".

(1) Complete with set nut. (2) = Spherical tip.