Durston 15242628US PrecisionFit Ring Sizing Set - Steel & Aluminum Ring Mandrels & 31 Ring Set 1-16 USA Genuine Cabochons Never immerse the handpiece in

Never immerse the handpiece in liquid

lightweight micromotor construction

Extra fine filtration — finer than standard AG140 filter bags

Cutter Type Coated end mill cutters

Durston 15242628US PrecisionFit Ring Sizing Set - Steel & Aluminum Ring Mandrels & 31 Ring Set 1-16 USA Genuine Cabochons Never immerse the handpiece inThis 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