10K Bent Square Shank Hallmark Stamps-3 Sizes Harmony To avoid contamination

To avoid contamination

this plate ensures a reliable electrical connection during gold testing procedures

3mm top / 3

Central top drawer plus single tool drawer

manufactured in Taiwan — beware of cheap knock-offs

10K Bent Square Shank Hallmark Stamps-3 Sizes Harmony To avoid contaminationThese bent square shank 10K hallmark stamps are made of precision cut, heat treated tool steel and are designed for marking gold alloys that are no less than 0. 375% pure gold by weight. The bent shank design also known as a gooseneck stamp allows the stamp to reach the inside of rings and other curved surfaces where a straight shank cannot access. These stamps produce sunken impressions on precious metals. Measurement refers to the height of the