Coin Ring Tools Specialist "HARADIAN TOOL" "COIN PUNCH," a dedicated tool for making a hole in the center of a coin. Features an automatic centering mechanism that eliminates the need for spacers (parts to center the coin). Made in Japan, with all processes carried out in Japan to ensure the highest quality. Engraved with "MADE IN JAPAN" on the back. Please note that this tool alone cannot create a coin ring. 【Punch Hole Diameter】 10mm, 12mm, 15mm, 19mm 【Applicable Coin Size】 Diameter: 20mm~50mm * Although it is possible to create rings from small coins of about 19mm, the center may be off. Thickness: ~3mm * If the thickness is more than 3mm, the tool may be damaged, so please use it at your own discretion. 【Materials】 Base: SUS403 Punch (Top): S45C, High-frequency hardening HRC58 Punch (Bottom): SK4, High-frequency hardening HRC54 Coin Ring Production Coin Ring Making Coin Ring Creation Kit