PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Otec Mandrels are not included and

Mandrels are not included and must be ordered separately

Do not exceed the maximum thickness recommended for your disc cutter

Needle files in wax work are used to refine carved surfaces

2 packs = 120" continuous)

Available in standard USA ring sizes 5½ to 7

PT Bent Square Shank Hallmark Stamp-1/32" (0.75mm) Impression Height Otec Mandrels are not included andThis 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