Description Great for cutting complex, organic surfaces Cutting Diameter: 0.0312" Cutting Length: 0.0625" Shank Diameter: 0.125" 3 pack The Carbide3D #121 0.0312" Ball Cutter (3pk) is the bread and butter of 3D machining. It is great for cutting complex, organic surfaces. View more What's Included 3x Cutter