Steel Ring Mandrel Graduated In USA sizes 1 To 15 By 1/4 Size-No Groove Taps & Dies with USA sizing noted where

with USA sizing noted where available

003" profile for precise

Stone Size Stone Diameter Height Top Width Bottom Width

making them well suited for filing in recesses

Available in Cut 0 Coarse and Cut 2 Medium to suit different finishing stages

Steel Ring Mandrel Graduated In USA sizes 1 To 15 By 1/4 Size-No Groove Taps & Dies with USA sizing noted whereA reliable workhorse for the bench, this hardened steel ring mandrel is graduated in USA sizes from 1 to 15 in 1 4 size increments no groove. Otto Frei sourced this mandrel after testing multiple mid priced options and found it to be the best of the group: accurately sized, properly hardened, and produced on modern CNC machinery. It is an excellent choice for beginners, students, and working jewelers who need a dependable mandrel at a practical price