U Drill, Carbide Inserts, End Mills manufacturer / supplier in China, offering M2/M3 HSS Straight Groove Molybdenum Plating Machine Tap Black Coating, HSS Countersink Milling Cutters / Cobalt-Containing Layer Countersinks / Fully Ground Countersink Drills, End Mill Tungsten Carbide Steel Cnctool 4 Flutes Cutter R0.1/0.5/1 Metal Router and so on.