Olson PGT Reverse Tooth Scroll Saw Blades - #7RG feature a Double Tooth design that delivers top performance in hardwoods. These Precision Ground Tooth (PGT) blades are recognized as available, outperforming and outlasting all other blades. Their unique teeth point in opposite directions, ensuring splinter- cuts on both the top and bottom of the stock. The razor-sharp teeth cut faster, smoother, and more accurately, whether performing straight or radius cuts. With a special tooth geometry and widely spaced gullets, these blades minimize burning during use. Crafted from the finest carbon steel, they maximum strength, durability, and the longest blade life. Each blade measures 5 inches long with a plain end and is compatible with both fret and scroll saws. This pack contains 6 blades. The #7RG Reverse Tooth blades measure .046" wide by .018" thick with 10/7 TPI Reverse, i for steady, close radius cutting in materials 1/4" or thicker. Made in the USA. Model Number: #7RG