Datum Spheres

Datum Spheres are for probe qualification and are made from hard-wearing tungsten carbide. They are mounted on a stem that can be adjusted for a wide range of qualification angles.

Datum Spheres are available in five different diameters:

• 12 mm
• 19 mm
• 25 mm
• 3/4 in
• 1 in

Each sphere kit contains the following:

• One datum sphere
• Pivot pillar, base, 'C' spanner
• Ball certificate and storage box
• Adaptor for twin ball applications (optional)