Material: carbon steel and YG8 alloy; Shape: V-groove; Rod diameter: 8 mm. Cutting edge (diameter *Angle): 22 mm x 60, 32 mm x 60, 22 mm x 90, 32 mm x 90, 22 mm x 120, 32 mm x 120. The groove cutter for V-groove woodworking is ideal for grooving in many parts in woodworking projects. With good milling, cutting performance ensures high efficiency. Use with edge guide for chamfer and bevel edges. Very good concentricity, double edge cutting design, sharp edge, the bottom does not leave crumb residue. Used for hand router tools, table mounted and CNC machines. Suitable for materials: acrylic, MDF, PVC, 3D engraving and chamfer, etc. Specification: Housing: Solid hardened steel. Blade: Industrial grade micrograin carbide Cutter: CNC base for 600 grit, mirror surface. Rod diameter: 8mm. The dimensions of the 6 piece router bits are as follows: 8 x 22 x 60 - Cutting diameter: 22mm. Grade : 60 8 x 32 x 60 --- Cutting diameter: 32mm. Degrees : 60 8 x 22 x 90 --- Cutting diameter: 22mm. Degrees : 60 8 x 32 x 90 --- Cutting diameter: 32mm. Degrees : 60 8 x 22 x 120 --- Cutting diameter: 22mm. Grade : 60 8 x 32 x 120 --- Cutting diameter: 32mm. Degrees : 60 Number of products: 6 pieces Color: red + gray