6 Dozen FD-SR #12 Reverse Tooth Pinless Flying Dutchman Scroll Saw Blades Six Dozen FD-SR #1 Flying Dutchman Blades (72 Blades) Reverse Teeth Reverse Tooth Blades Cut on Down stroke and up stroke for a smoother cut Splinter Free Finish All these blades are 5 inches long and Pinless.