... , YG8, YG6X, YG012, YG013, YG8A etcTungsten carbide rod applications include drill bits, end mills, and reamers. Custom diameters and length are also ... . Tungsten carbide rods are mostly applied for end mill and drill with sub-micron grain grade YG10X, for non-ferrous precision ... are manufactured as standards with one, two, or three holes, straight or twisted to a 30 or 40 degree helix, or ...