Mitutoyo Steel Setting Ring, 3.5" - 177-319
Setting Rings - Series 177
Accessories for Inside Micrometers, Holtest and Dial Bore Gages
Features:
- Used for quick and accurate setting of dial bore gages, Holtest, and inside micrometers
- If a setting ring of an optimal size is prepared, it can be used for calibration
- Actual inside diameter is marked on each ring
