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-1228A730 gmsWithout groove
S-1228B740 gmsWith groove

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