Based on this product's specifications, here are some alternatives and similar models
Erko M16 Draw Stud for Manual Punches SRUB_M16
Summary description:
The Erko SRUB_M16 is a high-quality M16 draw stud designed for use with manual hole punches. This essential component ensures precise and reliable operation when creating holes in sheet metal. Engineered for durability and compatibility with professional punching tools, it provides a secure connection for efficient manual punching tasks in various industrial and electrical applications.