Based on this product's specifications, here are some alternatives and similar models
Hole Saw KWB 175666 6.8 cm for Brick Marble Stone
Summary description:
The KWB 175666 hole saw is designed for drilling into brick, marble, and stone. With a diameter of 6.8 cm, it is suitable for various drilling tasks. This single piece tool is ideal for professionals and DIY enthusiasts alike, ensuring clean and precise cuts in hard materials.