GRS 004-847 Vertical Inside Ring Holder with 7 Collets Omo and the Foredom Portable Micromotor

and the Foredom Portable Micromotor K

Proprietary alloy formulation designed specifically for jewelry casting

This die-struck round solitaire mounting is built for professional jewelers who demand precision

heat-resistant surface for bench soldering work

For stand-up use

GRS 004-847 Vertical Inside Ring Holder with 7 Collets Omo and the Foredom Portable MicromotorThe GRS 004 847 Vertical Inside Ring Holder is a compact, mini version of the standard GRS inside ring holder, designed specifically for use in engraving blocks and vises. Its short profile keeps a low center of gravity, making it ideal for controlled engraving and stonesetting work where clearance and stability matter. Expandable collets grip the inside of the ring securely, leaving the entire exterior surface fully accessible for engraving, setting,