Hollow Mills (Reamers) for screw removal. Stainless steel.
Available in several sizes (pictured from top to bottom at left).
| Catalog # | Diameter | 
| 471-03 | 0.25" (6.4 mm) | 
| 471-04 | 0.17" (4.2 mm) | 
| 471-02 | 0.14" (3.5 mm) | 
| 471-01 | 0.11" (2.8 mm) | 
Trials available.
Zimmer is a registered trademark of that corporation.