10K Bent Square Shank Hallmark Stamps-3 Sizes Harmony organized kit — eliminating the

organized kit — eliminating the need to source individual burs one at a time

At 4-1/4" in length

and pavé point

Included Sizes 28mm x 40mm

10K Bent Square Shank Hallmark Stamps-3 Sizes Harmony organized kit — eliminating theThese 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