Rockwell RW8968 Wood Plunge Cut Blade, 1-3/8" x 3-3/4" x 1-3/4"Highlights: Size: 1 3 8" x 3 3 4" x 1 3 4" Material: Bi Metal Bi Metal Extended Life Universal Fit For wide plunge cuts up to 1 5 8" depth in wood, plastic, fiberglass, drywall, nails, non ferrous metals, thin sheet metal and hardened fillers Bi metal with hardened teeth to cut non ferrous metals Universal accessory fits all tools WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause