U Drill, Carbide Inserts, End Mills manufacturer / supplier in China, offering CNC Tungsten Carbide Insert Turning/Milling/Threading/Grooving/Drilling Cutting Tool Carbide Tool, Carbide Inserts Parting and Grooving Metal Tool Lathe Tool Grooving Turning Tool, Grooving Insert Lathe Slotted Blade H01 for Aluminium Cutting Turning Tool Blade and so on.