... , Fast delivery, Competive price, full sizes, first-rate service Tungsten carbide bar(wolfram bar) ,is extensively processed into Reamers, Drill Bits ... Mills, Burs, Boring Cutter, Countersink Cutters, Gun Drills, Thread Shavers, Gravers, Solid Engraving Tools, Solid Burrs,. All our carbide rods are made ...