The cutter is made of high quality high speed steel to ensure long life. The length of the hex shank is 1\/4 inch (6.35mm) including bit sizes 6mm, 8mm, 9mm, 12mm, 16mm and 19mm. Ideal for chamfering, deburring and milling. The five-groove design reduces chip load and speeds up removal. Sawdust can be removed faster and easier during use. Suitable for low hardness panels such as wood, plastic and other soft materials, but not for metal. These burs are made of high speed steel, very sharp and durable, and can be used for a long time. The 1\/4 hex handle fits most portable and stationary drills. The five blade design reduces vibration, smoother drilling and longer life. Suitable for all different projects. Feature: drill bit Made of high quality high speed steel to ensure long life. Hex handle is 1\/4 inch (6.35mm) including 6mm, 8mm, 9mm, 12mm, 16mm and 19mm cutters. Ideal for chamfering, deburring and milling The five-groove design reduces chip load and speeds up shrinkage. Sawdust can be removed faster and easier during use. Suitable for low hardness panels such as wood, plastic and other soft materials, but not for metal. The package includes: 6 x end mills Note: Monitor calibration is not exactly the same. Item color shown in the photo may be slightly different from the actual product. Please use the actual product as the standard. Product Name: Ti plated hex handle wood chamfering tool 90 degree chamfer knife Tool handle type: hex handle Cooling type (internal cooling \/ external cooling): cooling external Cutting diameter (mm): 5 Handle diameter (mm): 6 Length of the chip flute (mm): 10 Useful length (mm): 7 Total length (mm): 48 Angle of the tip of the outer blade (): 90 Material: high speed steel Order number: Titanium chamfer knife with hexagonal handle Category: Chamfering device Blade diameter: 5 (mm) Blade length: 10 (mm) Full length: 48 (mm) Shank diameter: 6.35 (mm) If the standard parts: the standard parts Package number: 6 pieces Model: 6-19mm [set of 6 pieces] Product weight (g): 128 Specifications (diameter * full length): 5 * 48