S-1228 English Calibration Ring Mandrels

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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