Based on this product's specifications, here are some alternatives and similar models
Core drill bit set Prox with tungsten carbide teeth, diameters 33 / 53 / 67 / 73 mm
Summary description:
Prox core drill bit set with tungsten carbide teeth is designed for precise drilling in various construction materials including concrete, tiles and bricks. The set includes core bits of 33 mm, 53 mm, 67 mm and 73 mm diameters, suitable for professional craftsmen and DIY users. Tungsten carbide teeth provide long service life and efficient cutting in hard materials. Standard shank ensures secure fitting and comfortable operation with common drill machines.