GRS 003-522 MagnaBlock With Attachment Set Donnegan Part # Grit 111

Part # Grit 111

Available in six precious metal options to match any earring construction

Castaldo Gold Mold Rubber (5 lb)—a professional-grade vulcanizing rubber for detailed mold reproduction

Compatible with common polishing compounds

11 precision-cut narrow oval cavities (60% ratio)

GRS 003-522 MagnaBlock With Attachment Set Donnegan Part # Grit 111GRS MagnaBlock With Attachment Set (003 522) is the top of the line engraver's block for professionals who demand strength, precision, and versatility. Its heavy 30 lb (13. 7 kg) stainless steel body and precision bearing system deliver ultra smooth, stable rotation for engraving, stone setting, and advanced workholding tasks. Two industrial ball bearings plus a large roller thrust bearing eliminate play and wear for the life of the block. Hardened