Profession Tongue and Groove V-Notch 1/2" Shank Router Bit Set 45 Degree Woodworking Milling Cutter 1.Highly sharpen, sharp blade cutting smooth no burr, no edges. 2.High abrasion resistance, high-precision grinding technology, superior abrasion resistance. 3.Using high-frequency welding technology, strong, durable, and long service life. 4.C3 Micro-grain Tungsten Carbide Cutters; Solid Hardened Steel Bodies with Anti-Kickback Design; Bearing Totally enclosed & lubricated. Specification: Material: Super-strength Shank Diameter:1/2" shank Premium Size: 45 degree Router bit 1/2 "X 1-1/8" Package includes:2 pcsx Tongue and Groove V-Notch Instructions: 1. The item is only for industrial cutting/engraving. 2. When not in use, please put in the plastic box. 3. Use range suitable for woods, particle board, MDF, plywood compact panel, acrylic; Avoid cutting ferrous metal and non wood materials, iron, etc. 4. Please wear good protective measures. 5. Use on CNC and other automatic routers as well as hand held and table mounted portable routers. All of Our Tools for POPO Comes with 100% Satisfied Customer Services- Lifetime Warranty- 12 months money back guarantee or exchange- In order to ensure the quality, our products have been inspected 5 times before leaving the factory. Superior Materials, Sharp Cutter and Precise Size. Please rest assured to buy.