Solid carbide square end mill 2/3/4flutes standard type(U-Series): Made by world latest 5-AXIS tools grinding machine, promise the quality and precision of cutter. Super TiAlN, reduce the coeffiction of friction, and improve the tools life much. Each end mill is inspected by Zoller measuring and inspected machine.Order No) Cutting Shank Flute A. 0. L d D l L 1.0× 7× 4D× 50L× 4F 1 4 7 50 1.5× 9× 4D× 50L× 4F 1.5 4 9 50 2.0× 12× 4D× 50L× 4F 2 4 12 50 2.5× 12× 4D× 50L× 4F 2.5 4 12 50 3.0× 15× 6D× 60L× 4F 3 6 15 60 3.5× 15× 6D× 60L× 4F 3.5 6 15 60 4.0× 20× 6D× 75L× 4F 4 6 20 75 4.5× 20× 6D× 75L× 4F 4.5 6 20 75

