Durston 15242628US PrecisionFit Ring Sizing Set - Steel & Aluminum Ring Mandrels & 31 Ring Set 1-16 USA Handler Roll Diameter 43 mm Roll

Roll Diameter 43 mm Roll Width 3 in (76 mm) Bearing Surface Diameter 1 in (25

Australian-standard connections: 5/8"-18 LH fuel / 5/8"-18 RH oxygen

It is not for use with Acetylene or Hydrogen

this tool lets jewelers and engravers keep their focus on the task at hand

trillion undercut

Durston 15242628US PrecisionFit Ring Sizing Set - Steel & Aluminum Ring Mandrels & 31 Ring Set 1-16 USA Handler Roll Diameter 43 mm RollThis complete ring sizing system pairs lightweight front of house mandrels with a heavier workshop mandrel and matching ring gauges, so every size from 116 reads the same at the counter and at the bench. The mandrels feel solid and precise in the hand, with crisp engraved markings that are easy to read under normal shop lighting. Features Integrated ring sizing system designed to keep showroom and workshop sizing perfectly aligned from size 1 through