Product : print Bit -LRB- Carbide Plating titanium Bit -RRB- Carbide rods and tungsten steel rods, with high-topped hardness, high-topped wear resistance, high-topped strength, resistance to bending, anti-impairment and long-run tool life. with titanium : Improve the speed and feed rate of the tool, Improve the surface wear resistance. Range of processing : PCB, SMT, the CNC, mold, moldable Material : inorganic compound -LRB- tungsten steel -RRB- Specification : Shank diameter -LRB- SHK -RRB- : 3.175 mm sharp edge diameter -LRB- CED -RRB- : 0.5 mm sharp edge length -LRB- CEL -RRB- : 3 mm totality length : 38 mm Pack size : 10pcs Brand newly and idle .