This CMM precision ground aluminium base plate has multiple M6 threaded holes spaced at 12.5 mm intervals to increase the flexibility of your fixture. It has a Nituff® hard anodise coating, to resist wear and scratching. Plate clamps (R-CPC-190) are not included but can be purchased separately to mount the base plate to your CMM.If you require mounting holes in your base plate, please contact your local sales representative directly at the time of purchase.