Busch Fig 414AU Carbide 90 Hart Burs 3/32" Shank .90mm-2.30mm By the Piece Bur Size:2.30mm ensuring the graver is seated

ensuring the graver is seated accurately every time—eliminating guesswork and reducing setup time between cuts

Band Width 3 mm Band Style Comfort fit Number of Sizing Rings 47 Size Range (Half Sizes) USA 1–16 Size Range (Quarter Sizes) USA 4–12 Ring Stick Material Aluminum Presentation Black wooden box Sizing Chart Included Yes—Universal Sizing Chart (USA

production-ready result

this elegant closure combines secure function with decorative detail

For white gold and platinum

Busch Fig 414AU Carbide 90 Hart Burs 3/32" Shank .90mm-2.30mm By the Piece Bur Size:2.30mm ensuring the graver is seatedBusch 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