Diablos aluminum cutting saw blades produce fast, accurate cuts in aluminum and other non-ferrous metals without bogging down your cordless saws battery. This 20mm arbor saw blade includes three additional bushings that allow your blade to also fit on 1/2", 5/8 or 10mm arbor saws. These blades feature Diablo made TiCo Hi-Density Carbide engineered exclusively to deliver maximize life, performance and durability in aluminum applications. Designed with a Triple Chip Grind (TCG), the blades carbide teeth produce clean, burr-free finishes, virtually eliminating any type of rework. The thin kerf body minimizes material removal and requires less cutting power, delivering fast, clean cuts.