Milwaukee 48-40-4515 Circular Saw Blade 8 in. 42 Tooth Dry Cut Cermet Tipped Since its founding in 1924, Milwaukee has focused on a single vision: to produce the best heavy-duty electric power tools and accessories available to professional user. Today, the Milwaukee name stands for the highest quality, durable and reliable professional tools money can buy. This 8 in. 42 tooth blade is designed to cut a variety of ferrous materials 3/32 inch and thicker, including pipe, angle iron, steel studs and conduit.