Based on this product's specifications, here are some alternatives and similar models
Cordless screwdriver accessory Wolfcraft 5922000 single hole saw Ø22 mm, shank Ø10 mm for tile and stone
Summary description:
Single hole saw accessory from Wolfcraft (MPN 5922000) for cordless screwdrivers. Cutting diameter 22 mm, shank diameter 10 mm. Designed for fine stoneware, glazed tile, granite and tile. Supplied as a single piece on a sticker package. Intended for drilling clean circular holes in hard ceramic and natural stone materials during installation and repair work.