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Flexbar 20855 | Digital 3-Point Bore Micrometer | .800 - 1.000 in (20-25 mm)
Flexbar 20855 is a self-centring digital 3-point bore micrometer that is the 20-25 mm (.800 - 1.000 in) size, rated at .00016 in accuracy, with a 6 in depth extension and 1.0 in setting ring in its fitted case.
Key features
- Three self-centring carbide-tipped anvils, suitable for blind bores
- Ratchet stop gives consistent measuring pressure
- Inch/metric resolution of .00005 in / 0.0001 mm
- Setting ring accuracy ±.000020 in
- Tolerance settings, preset (+/-) and hold functions
- SPC output via RS232C
A ring gauge certificate to NIST is available on request.
- Specifications
| Part Number | 20855 |
| Brand | Flexbar |
| Measuring Range | .800 - 1.000 in / 20-25 mm |
| Accuracy | .00016 in |
| Resolution | .00005 in / 0.0001 mm |
| Thimble Graduation | 0.0001 in |
| Extension Rod Length | 6 in |
| Setting Ring Diameter | 1.0 in |
| Setting Ring Accuracy | ±.000020 in |
| Contact Points | Carbide tipped |
| Data Output | RS232C |
| Supplied In | Fitted hard case |
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