"UFO" design is the Y.T.'s innovative-patented insert positioning with tapered polygonal design to achieve higher centering accuracy. The minimum thickness starts from 0.5mm and the available diameters are Ø 10, Ø 15, Ø 20, Ø 25, Ø 30. There is standard stock available for every 0.1mm size in the size under 2.0mm thickness. It has a complete range of specification and very effective chip removal design best for small grooving. This UFO design is available with UFO chamfer insert and UFO Radius insert. All these inserts can fit in a common tool holder. For more details, see "UFO Family Series".