Gold & Platinum Round Solitaire 4-Prong Die-Struck Ring Mounting – 9mm Center Stone Grobet USA Bur Type Cup Bur –

Bur Type Cup Bur – Fig

Disc Diameter 5/8" Abrasive Material Silicon Carbide Backing Flexible paper with brass center Mandrel Shank Size 3/32" Pack Quantity 200 discs Use Wet or dry Available Options

or staged lapidary grinding and polishing

Zoom Ratio 6

Cutting edge defined by width number and number of lines cut per stroke

Gold & Platinum Round Solitaire 4-Prong Die-Struck Ring Mounting – 9mm Center Stone Grobet USA Bur Type Cup Bur –These die struck 4 prong solitaire ring mountings are precision crafted to hold a 9mm round center stone (3 carats) and arrive highly polished, ready for setting and sizing. Made in the USA by America's largest family owned findings manufacturer from responsibly sourced precious metal, each mounting delivers the refined finish and structural integrity that professional jewelers demand. Available in three metal configurations 14K white gold, 14K white