High carbon steel blades for fast cuts in wood. Ideal for rough cutting wood and pallet wrecking. 4.2mm tooth pitch. Compatible with all universal 1/2″ shank recip and sabre saws. High carbon steel blades for fast cuts in wood. Ideal for rough cutting wood and pallet wrecking. 4.2mm tooth pitch. Compatible with all universal 1/2″ shank recip and sabre saws.