Best for use with corian-plastics. Manufactured at Grobet's factory, Scies Miniatures, in Vallorbe, Switzerland. Same as regular scroll, these blades have good performance for use with 15" and 16" power scroll saws such as Sears, Craftsman, Delta, and Ryobi that will accept pinned blades. .02" thick, 3mm width, pin end. 12 blades per package.