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Surface Finish Gauges
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22 Swatches | 30 Swatches |
Compare your surface finish to one of the swatches on these gauges. The finishes are expressed in microinches (µ").
30 Swatches—30-swatch gauges come with a chart to correlate the finishes with CLA and ISO N scales.
Surface Finish Gauges with Certificate of Calibration
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These gauges come with a calibration certificate traceable to NIST that states they have passed a test for accuracy. Compare your surface finish to one of the swatches on these gauges. The finishes are expressed in microinches (µ").
No. of Swatches | Measurement Unit | For Surface Type | Surface Finish Range, μin | Lg. | Wd. | Material | Each | ||
|---|---|---|---|---|---|---|---|---|---|
| 22 | Ra | Ground, Lapped, Milled, Profiled, Turned | 2 to 500 | 2" | 5 3/8" | Nickel | 8555T16 | 0000000 |
Economy Surface Finish Gauges
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Compare your surface finish to one of the swatches on these gauges. The finishes are expressed in microinches (µ").
No. of Swatches | Measurement Unit | For Surface Type | Surface Finish Range, μin | Lg. | Wd. | Material | Each | ||
|---|---|---|---|---|---|---|---|---|---|
| 18 | AA, Ra | Flame Cut, Ground, Milled, Turned | 16 to 500 | 5" | 3 1/2" | Plastic | 1005T2 | 000000 |
