Based on this product's specifications, here are some alternatives and similar models
Hole saw Dedra DED1584S20 for stone and ceramic, Ø 2 cm, 1 piece
Summary description:
Dedra DED1584S20 hole saw designed for drilling openings in stone and ceramic materials. Cutting diameter 2 cm (20 mm). Single-piece set suitable for use with compatible drill or rotary tool to make clean circular holes for installations, plumbing, fixtures or tile work. Intended for manual and light professional tasks where small-diameter cores are required.