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Model 1645-5 Magnification 1
as the attachment itself is not voltage specific
3" diameter fume hose
Material Fused silica with clay band Capacity 50 DWT (2-1/2 oz
Hallmark Stamp .750 For Ring Stamping Machine & Jewelry Marking Pliers Bausch & Lomb Model 1645-5 Magnification 1The . 750 Hallmark Stamp is designed for use with both ring stamping machines and jewelry marking pliers, securing firmly in place via a set screw for consistent, repeatable impressions. The stamp face is slightly radiused to conform to the interior curve of ring shanks, ensuring clean, legible marks on rounded surfaces. Impression height is 0. 80 mm unless otherwise noted. In European hallmarking standards, . 750 denotes 18k gold the designation
