Pegas saws are manufactured in Switzerland from the best available carbon steels. They are heat-treated after machining the teeth, this being the only method for guaranteeing toughness and optimum flexibility. PEGAS Pinned Scrollsaw Blades Regular have the same tooth pattern as regular scroll. These blades have good performance for use with power scroll saws such as Sears, Craftsman, Delta, and Ryobi. Easy to fit, these heavy duty blades, will fit most popular 16\" and 18\" scroll saws that use 127mm(5\") pinned blades. Pins are 1.2mm dia. x 5mm long. These blades have good performance and the Pégas quality ensures you will get the most from your machine. Easy to fit, 127mm(5\") pinned blades. Suitable for many materials. including soft metals, wood & plastic Best carbon steel, made in Switzerland Packs of 6