The Flying Dutchman Superior Puzzle blade is an excellent blade for cutting thin (up to 1/4") jigsaw puzzles. Specially designed for a thin cut. The Flying Dutchman Superior Puzzle Six Dozen Scroll Saw Blade Pack contains six dozen Superior Puzzle scroll saw blades. Flying Dutchman scroll saw blades are 5" long and are pinless. They are all milled blades, which makes for a sharper cutting edge. Flying Dutchman blades are manufactured in Germany with top-grade, high-quality hardened steel.