Jaw boring ring for outside diameter
This Jaw boring ring is for machining the exteranl circle of the jaws,in order to expand the workpiece precisely

Specification
| Model | Range | For Chuck |
| OR-6 | Ø140-Ø170 | 6″ |
| OR-8 | Ø170-Ø215 | 8″ |
| OR-10 | Ø215-Ø270 | 10″ |

For OR-12 or OR-15 and other spec is available for customized order
Subject to technical changes