Proxxon 28741 pin end scroll saw blades, 5-Inch come in a pack of 12 each scroll saw blades. Blades are made of high quality steel for extended use. The 28741 5-Inch blades are designed for cutting soft and hard wood, plastics, as well as other soft materials and especially thicker work pieces. Coarse-toothed 10 TPI: teeth per inch.