Steel Ring Mandrel Graduated In USA sizes 1 To 15 By 1/4 Size-No Groove Sharpening Stones 8mm – 40mm (approx

8mm – 40mm (approx

Left side slot produces tapered wall cuts angled to the left

524 meters) Chain Type Round cable dapped and flat with rondel-shaped beads Finish Shiny Chain Width 1

526) with one 1/4" pin included

Ready for setting and sizing

Steel Ring Mandrel Graduated In USA sizes 1 To 15 By 1/4 Size-No Groove Sharpening Stones 8mm – 40mm (approxA 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