22K Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Prop 65 - Acrylonitrile-Carbon Black-Nickel-Lead-Butadiene 4 mm) mandrel for consistent

4 mm) mandrel for consistent

EM-1 (Otto Frei part no

this compact case closes to 6‑7/8" × 6‑1/4"

Each head swaps onto the same ECOmaxi base

the end cap features a 1

22K Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Prop 65 - Acrylonitrile-Carbon Black-Nickel-Lead-Butadiene 4 mm) mandrel for consistentThis bent square shank 22K hallmark stamp is crafted from precision cut, heat treated tool steel and is designed for marking precious metals with a clean, sunken impression. The bent shankalso known as a gooseneck designallows the stamp to reach the inside of rings and other curved or recessed surfaces where a straight shank cannot access. This stamp is made in the USA and Germany. Features Marks precious metals with a precise, sunken 22K hallmark