PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Prop 65 - Silica-Crystalline The Otto Frei Professional Metalsmithing

The Otto Frei Professional Metalsmithing Hand Tools Kit assembles premium tools—primarily Swiss

8131 Series Lindstrom 80 Series Jaw Type Oval Head Cutting Edge Flush Jaw Length 8

The process begins by depleting the surface of sterling silver to bring up a thin layer of fine silver

At the heart of the kit is the new permanent magnet M

PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Prop 65 - Silica-Crystalline The Otto Frei Professional MetalsmithingThis bent square shank PT 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 shank also known as a gooseneck design allows access to curved or recessed surfaces, making it especially useful for stamping the inside of rings and other hard to reach areas. The PT designation identifies this stamp as a platinum hallmark, essential for properly marking