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Mitutoyo 511-721-20 | Self-Centring Bore Gauge Set | 18-35 mm, 0.001 mm
The 511-721-20 is an 18-35 mm bore gauge set that centres itself in the bore through a centring bridge. It reads to 0.001 mm with indicator 2109AB-10 and works to a measuring depth of 100 mm. Self-centring keeps repeat readings consistent from one bore to the next.
Key features
- The 18-35 mm gauge lists accuracy 2 µm and repeatability 0.5 μm
- Hollow grip reduces the effect of hand heat by 50%; 0.5 mm washers allow small setting steps
- Dial indicator 2109AB-10 and plastic cover 21DZA000 are included
- Set-up for 18-35 mm uses 9 anvils and 2 interchangeable washers
- Specified measuring depth 100 mm and force ≤4 N on this model
- Stroke of the contact point: 1.2 mm
- Specifications
- Downloads
| Part Number | 511-721-20 |
| Brand | Mitutoyo |
| Range | 18-35 mm |
| Display Type | Analog |
| Graduation | 0.001 mm |
| Indicator | 2109AB-10 |
| Accuracy | 2 µm |
| Repeatability | 0.5 μm |
| Contact Point Stroke | 1.2 mm |
| Measuring Depth | 100 mm |
| Measuring Force | ≤4 N |
| Number of Anvils | 9 |
| Mass | 330 g |
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