Based on this product's specifications, here are some alternatives and similar models
Drill bit GRAPHITE spiral hex shank for wood 25 mm (57H372)
Summary description:
Spiral drill bit by GRAPHITE designed for wood, with a 25 mm diameter and a hexagonal shank for secure chucking. The spiral flute removes chips efficiently during drilling in soft and hardwoods. Suitable for woodworking tasks, carpentry, furniture making and general DIY where accurate 25 mm holes are required.