Carbide Bur Taper Pointed 13.5mm X 6.3mm Chasing & Stamping 18 mm) collet opening for

18 mm) collet opening for standard rotary tool shanks

The 16-gauge diameter post is twice the thickness of a permanent earring post

Available in 15 sizes from 0

then held firmly in place while honing on an oilstone

and the 1/8" diameter outer sheath is compatible with all kiln wall thicknesses

Carbide Bur Taper Pointed 13.5mm X 6.3mm Chasing & Stamping 18 mm) collet opening forThis Grobet USA carbide bur delivers exceptional cutting performance for professional jewelers and metalsmiths working with hard metals or precious metals of any kind. Mounted on a 3 32" (2. 35mm) diameter mandrel, this taper pointed bur features a tapered barrel shape with a maximum diameter of 6. 3mm tapering down to 1mm, with a 13. 5mm cutting length. Made in the USA and hand cut, all measurements are approximate. Grobet USA carbide construction