Based on this product's specifications, here are some alternatives and similar models
Tile drill bit GEKO G65012, 12 mm diameter, for ceramic and porcelain tiles
Summary description:
Tile drill bit GEKO G65012 with 12 mm diameter, designed for drilling ceramic and porcelain tiles. The bit is intended for creating clean holes in hard glazed surfaces used in tiling, bathroom and kitchen installations, and renovation tasks. Compatible with standard rotary drills and suitable for precise drilling when used with appropriate drilling speed and cooling.