Based on this product's specifications, here are some alternatives and similar models
Drill guide Wolfcraft Guide for concrete, diameter 1 cm, green/grey
Summary description:
Drill guide Wolfcraft Guide is a compact tool for precise drilling in concrete. Designed for 1 cm diameter bits, it stabilizes the drill to improve accuracy and repeatability. Constructed in green and grey finish, the guide helps position and keep drill angle steady for tasks such as installing anchors, fixing fittings or making pilot holes in masonry.