1. Material: This black steel diamond-cut handmade leather puncher is crafted from good quality carbon steel and electroplated for a durable, glossy finish. The electroplating process not only enhances its visual appeal but also provides added protection against rust and wear, ensuring the puncher maintains its sharpness and functionality over time. 2. Feature: This leather puncher can punch uniform and regular diamond holes with precise hole spacing, ensuring neat and beautiful hand-stitched lines, making your leather goods more professional. Reasonable tool angle and handle design can effectively save effort when punching holes, and at the same time efficiently complete the punching work, improving production efficiency. Both novices and veterans can easily control it.3.