Woodworking milling cutters $ 6.58 Diameter of ball head (mm) : 25.4 Center minimum cutting diameter (mm) : 6.35 Contour radius (mm) : 25.4 Cutting diameter (mm) : 25.4 Maximum cutting depth: 25.4 Number of peripheral effective cutting edges: 3 Function length (mm) : 25.4 Handle form: round Shank diameter (mm) : 6.35 System: English system Useful length (mm) : 25.4 Material: hard alloy Type: T slot milling cutter Slot number: 3 Blade length: 6.35 (mm) Blade diameter: 25.4 (mm) Shank diameter: 6.35 (mm) Full Length: 40 (mm) Whether or not coated: coated Specification (diameter * full length) : 40 (mm) Maximum cutting diameter (mm) : 25.4