Based on this product's specifications, here are some alternatives and similar models
Distar Asphalt Diamond Blade 400x3.5/2.5x25.4 mm
Summary description:
The Distar Asphalt diamond blade, size 400x3.5/2.5x25.4 mm, is a professional cutting tool designed for high-performance work on asphalt and abrasive materials. Engineered for durability and precision, this blade ensures efficient material removal and clean cuts. It is an essential accessory for road construction and maintenance tasks, compatible with various power saws requiring a 25.4 mm arbor.