Stuller’s in-house metals experts and master jewelers have developed a state-of-the art ring sizing system designed to save time and money while increasing productivity. In this real time demonstration, you’ll witness how amazing the PREFORM Sizing System really is! You can have your ring sized and ready for finishing in about a minute with our PREFORM Sizing Method Drill Press. Our PREFORM Sizing System dramatically decreases preparation and finishing time; saving you time and money.