Router bit brings shear angle and high hook. What it can offer you is clean and chip-free original materials. Solid hard alloy valve body has anti-rebound design. There are 5 sizes for you to choose. It is used for wood trimming and line forming. Item Name: Router Bit Material: Hard Alloy Application: for Wood Trimming and Line Forming Bearing Structure: Fully Enclosed Lubrication Size Details: 8*25.4mm Size: 4.96cm x 2.54cm, Shank Diameter: 0.8cm(Approx.) 8*31.5mm Size: 5.1cm x 3.15cm, Shank Diameter: 0.8cm(Approx.) 8*38.1mm Size: 5.65cm x 3.81cm, Shank Diameter: 0.8cm(Approx.) 8*41.3mm Size: 5.8cm x 4.13cm, Shank Diameter: 0.8cm(Approx.) 8*47.6mm Size: 6.05cm x 4.76cm, Shank Diameter: 0.8cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Router Bit