Upgrade your metal stamping projects with the Tonosho 3mm Number Punch Set. This essential kit includes ten high-precision stamps for digits 0–9, allowing you to easily mark metals, tools, model parts, leather goods, equipment, and DIY crafts. Each number punch is crafted from HRC62 hardened alloy steel, offering exceptional durability, sharp impact performance, and long-lasting clarity. Compared with standard stamping sets, HRC62 steel delivers deeper and cleaner impressions with less wear over time. The included red storage case keeps all ten stamps neatly organized, upright, and ready for use. Lightweight and compact, it is perfect for home workshops, jewelry makers, metalworkers, and DIY craft enthusiasts. Whether you're stamping serial numbers, metal ID tags, batch codes, leather items, or hobby projects, this number-only set provides professional-level precision in a simple, reliable format.