Mitutoyo 177-429 Setting Ring Gage, Metric, 20 mm, 45 mm OD, 10 mm THK, 1.5 um, Ceramic

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.

• Used for quick and accurate setting of dial bore gages, holtest, and inside micrometers
• Actual calibration value for the diameter is marked on each ring
• No anticorrosion treatment is required when handling ceramic setting rings normally, resulting in simple maintanance and storage.

Mitutoyo 177-429 20.000 mm ID | 45.000 mm OD | 10.000 mm Thick | ±10 µm | Setting Rings & Set