
Maker: Mitutoyo
Ring Gauge 177-293 steel
| Order No | Size | Accuracy | Outside DIA | Ring Width |
| 177-291 | 1.6in | ±.00006in | 2.8in | .59in |
| 177-293 | 2.4in | ±.00006in | 4.41in | .79in |
| 177-295 | 3.2in | ±.00006in | 4.92in | .98in |
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Maker: Mitutoyo
Ring Gauge 177-293 steel
| Order No | Size | Accuracy | Outside DIA | Ring Width |
| 177-291 | 1.6in | ±.00006in | 2.8in | .59in |
| 177-293 | 2.4in | ±.00006in | 4.41in | .79in |
| 177-295 | 3.2in | ±.00006in | 4.92in | .98in |
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