Our tungsten carbide cutters are made of high quality carbide, tungsten carbide, steel, sturdy and to use. Not easy to break or deform, providing good using experience. The package includes 5 types of tungsten tool blades, including 5pcs 11mm square, 5pcs 8.9mm round, 5pcs 12mm round, 5pcs diamond tip, 10 screws, 1 screwdriver, totally 31pcs. This kit can meet your requirements. The carbide cutters of 4 types are designed for different grinding effects and clean cutting results. It can save time of grinding and honing. It is easy to replace blade when it got blunt. This tungsten carbide cutter set is suitable for both roughing and finishing combinations, which is compatible with wood turning tools and other related accessories. It is easy to replace for wood joiners and planers, suitable for woodworking. The product is suitable for providing smooth on curved surfaces, concave surfaces, hollowing operations and general turning tool application. It can be used for replacement of helical/spiral planer heads, rough woodworking turning tools, CNC milling cutters. Product Name: Tungsten Carbide Cutters Insert Set Shape: round, square, diamond Size: Square shape: 11x11x2 mm Diamond shape: 10x31x2.5 mm Round shape: 8.9x8.9x1.85 mm/12x12x2.5 mm Colour:As Shown Material:Metal Package Contents: 1 set x wood turning lathe Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.