Swiss Fig. 156C Hart 90 Degree Burs .50mm-3.70mm Crucible controlled force

controlled force

while the reverse side shows French sizes 1–36 with circumference graduations in millimeters

Manufactured in tungsten vanadium steel for durability and cutting consistency

this graver holder provides a secure mounting point for gravers

Complete workholding included: 3-jaw chuck

Swiss Fig. 156C Hart 90 Degree Burs .50mm-3.70mm Crucible controlled forceThe Swiss Fig. 156C Hart (Heart) 90 Degree Burs are precision ground tungsten vanadium burs manufactured by Dentsply Maillefer of Switzerland. Designed for professional jewelers and metalsmiths, these 90 degree hart burs deliver consistent, accurate cuts across a wide range of metalworking applications. Available in 27 sizes ranging from 0. 50 mm to 3. 70 mm, they are a top selling choice at Otto Freipreferred by many professionals over higher priced