Bosch 3-5/8 In. 17-24 TPI Metal Jigsaw Blades, 5 pk are an economical and reliable choice for cutting sheet metal and thin metals, both ferrous and non-ferrous. These blades are designed to deliver straight-line and fast cuts, making your metalworking tasks more efficient. Featuring a T-shank design, they provide maximum grip and stability, ensuring compatibility with 90% of all current jigsaw makes and models. Whether you're a professional or a DIY enthusiast, these blades excellent performance and value for your metal cutting needs. Model Number: T118AF