English Calibration Ring Mandrels
Model No. : S-1228
Hard-chromed steel mandrel. For forming, shaping & enlarging rings, and to gauge and hold rings when stone-setting. May also be used for soldering. Graduated from sizes A to Z & 1 to 6.
| Model No. | Weight | Description |
| S-1228A | 730 gms | Without groove |
| S-1228B | 740 gms | With groove |
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