Technique Swiss Shaft Only T.18 Alloys 415 knife edge wheel burs

415 knife edge wheel burs are precision-engineered for stone setting and fine metalwork

Because the piercing and flaring punches are consumable components subject to wear with regular use

so the smallest hollow yields a sphere with a 3/4" diameter and the largest produces a sphere with a 4" diameter

both sides Grit Rating 100 micron (standard) Maximum Speed 15

Technique Swiss Shaft Only T.18 Alloys 415 knife edge wheel bursThe Technique Swiss Shaft Only T. 18 is a replacement flex shaft designed for use with compatible flex shaft handpiece systems. Built to Technique's Swiss standard specifications, this shaft provides the smooth rotary power transmission that professional jewelers and metalsmiths depend on for precision grinding, polishing, engraving, and finishing work at the bench. Whether you are replacing a worn shaft or outfitting a secondary setup, the T. 18