Blades are designed for cross-cutting and finishing of softwoods and hardwoods. The 0 hook angle allows for use on a broad range of material as well as machine types. Clamshell. Perfect for the following miter box saws, compound miter saws, sliding compound miter saws and dual sliding compound miter saws:Bosch 3915 DeWalt DW704, DW705, D708Delta 36-235 Makita LS1220, LS1211Porter-Cable 3802Pro-tech CS72121 Radial arm saws:Delta 33-890