For accurate, tight radius cutting in materials 3/16" or thicker. Sharpest, fastest cutting teeth. Most accurate cutting scroll saw blade ever made.Longest lasting (3 to 4x the cutting life)Double tooth for top performance in hardwoods. Reverse teeth for clean, sharp edges on top and bottom surfaces. Produces sand free finish. Used and endorsed by scroll experts. Precision Ground Tooth (PGT) Scroll Saw Blades are The Best" blades available! Tested and endorsed by experts, PGT blades outperform and outlast all other blades. Their razor sharp teeth cut faster, smoother, and more accuratelyin both straight and radius cuts. A unique tooth geometry and widely spaced gullets minimize burning and provide rapid chip removal. They are made of the finest carbon steel for maximum strength

• For accurate, tight radius cutting in materials 3/16" or thicker

• Most accurate cutting scroll saw blade ever made.

• Double tooth for top performance in hardwoods

• 6 Blades Per Pack

• A unique tooth geometry and widely spaced gullets minimize burning and provide rapid chip removal

- See more at: http://www.woodcraft.com/product/147025/olson-49502-universal-scroll-saw-blade-018-x-045-x-5rg-x-128-tpi-6-pack.aspx#sthash.2Epyioxc.dpuf