Busch Fig 414AU Carbide 90 Hart Burs 3/32" Shank .90mm-2.30mm By the Piece Bur Size:1.10mm 0mm) 40-953 14K Yellow 2

0mm) 40-953 14K Yellow 2

Stainless steel calibration weight

Available in 4" and 6" cutting lengths and multiple diameters

1-1/2" thick maple butcher block top for rigidity and longevity

Busch Fig 414AU Carbide 90 Hart Burs 3/32" Shank .90mm-2.30mm By the Piece Bur Size:1.10mm 0mm) 40-953 14K Yellow 2Busch Fig 414AU Carbide 90 Hart Burs are precision ground setting burs designed for cutting seats in prongs. Sold individually, these 90 degree hart burs are an ideal choice for jewelers who demand exceptional longevity and cutting performance from their burs. Carbide construction outlasts both tungsten vanadium and high speed steel burs, making them the longest lasting burs available for demanding bench work. Busch carbide burs excel on the toughest