Titanium-Coated Bi-Metal Flush Cut Blade is a 1-3/4 in. wide blade for plunge cuts and flush cuts in nail-embedded wood, copper, aluminum, other nonferrous metals, mild steel. Also use for wood, plastic, drywall and other soft materials up to 2-1/4 in. deep. It is constructed of bi-metal and titanium-coated for unparalleled durability and strength. It has 5 times the durability of a regular bi-metal blade. The GAMT531T Titanium-Coated Bi-Metal Flush Cut Blade universal accessory fits almost all oscillating tools on the market, most with no adaptor needed and is an excellent accessory for our popular Genesis GMT15A, GMT16V and GMT25T Oscillating Tools.