Based on this product's specifications, here are some alternatives and similar models
Drill bit Smart SDS+ 16 mm for concrete, model 20-1600450
Summary description:
SDS+ 16 mm concrete drill bit by Smart, model 20-1600450. Designed for hammer drills with SDS+ shank, this rotary-percussive bit is intended for drilling holes in concrete and masonry. Core specification: 16 mm diameter and SDS+ connection. Suitable for construction, renovation and installation tasks requiring reliable concrete drilling.