Titanium-coated bi-metal blade is designed to cut wood, fiberglass, PVC, sheet metal, drywall, and plastic. Universal 12-point arbor allows the blade to be mounted at any angle in 4 deg increments. Compatible with Bosch, Mastercraft, Dremel (Ridgid), Milwaukee, Fein Multimaster, Skill, and Craftsman oscillating tools. 18 TPI (teeth per inch), 1-3/4" cutting depth.