• Accuracy to ± .0001.
• Spring loaded spindle compensates for thermal expansion.
• Low profile - less overhang added load capacity and increased rigidity

Seventy years ago Concentric pioneered and patented the first spring loaded live center. Today this streamlined high precision center is available from Riten.

Special lubricating grease required for Concentric centers:

14.5 oz. tube part no. 17991
Heavy duty grease gun part no. 17990
Low profile grease gun nozzle - # Z737 part no. 17993