The MILWAUKEE® Universal Fit OPEN-LOK™ 1-3/8" Titanium Enhanced Bi-Metal Multi-Tool Blade 1 Pack is made from premium high-speed steel. This 1-3/8" bi-metal blade is ideal for cuts in wood, nails, PVC and drywall. Titanium enhanced bi-metal blades deliver faster cuts than the previous generation with more teeth, a larger cutting width and a deeper plunge cut. These oscillating multi-tool blades are proudly made in the USA with global materials.