18K Bent Stamp For Jewelry Marking Machine Gemological Instruments 609 160mm (6-1/4") Cut 4

609 160mm (6-1/4") Cut 4 – Fine LA2414-160-6 131

Net Weight 1 Kilo Color Black Solvent Alcohol Origin Germany

dense impact for stamp work

5mm center stone seat

These threaded mandrels are designed for use with cartridge rolls and large-diameter inside ring polishing cylinders

18K Bent Stamp For Jewelry Marking Machine Gemological Instruments 609 160mm (6-1/4") Cut 418K Bent Stamp for Jewelry Marking Machine from Grobet USA is a purpose built marking tool designed to apply a clear, consistent 18K hallmark impression on jewelry pieces. The bent configuration allows access to areas that straight stamps cannot reach, making it especially useful for marking ring shanks, curved bands, and other contoured surfaces on professional jewelry marking machines. Precision hallmarking is a standard requirement in professional