3R-686.1-HD
Control ruler for setting flatness and angular positions. Ground hole for centring.

3R-680.24-S
Low profile pneumatic chuck for permanent mounting on the machine spindle or table. Note: Master pallet 3R-606.1 or 3R-686.1-HD is required at installation.
3R-681.51-SA
Unhardened pallet with hardened references and hole markings for eight clearance holes.
3R-681.156-A
Unhardened pallet with hardened reference element type 3R-681.71.
3R-681.51
Hardened pallet, with 3Refix holes, threads and clearance holes for eight and ten fixing screws.

3R-680.1-2
Pneumatic chuck for machine spindles and lathes. Opened/locked by an air gun against a valve on the side, or alternatively on the back, of the chuck.
3R-681.71
Hardened reference element with clearance holes for fixing screws. Note: Must be mounted on the workpiece/fixture before it is locked in a chuck.