Based on this product's specifications, here are some alternatives and similar models
Step drill bit HOGERT HT6D326, Urbis Premium multi-step, 4–32 mm
Summary description:
Urbis Premium multi-step drill bit HOGERT HT6D326 is a step drill designed for drilling progressively larger holes in sheet materials. With step range 4–32 mm it covers multiple diameters in one tool, simplifying work on metal, plastic and thin materials. Suitable for workshop and on-site use, it saves time by eliminating multiple drill changes and provides consistent hole sizes.