Nanjing Makas Carbide Knives Co.,Ltd. produce Cemented Carbide Coolant Blanks, helical coolant rod, 

tungsten carbide coolant rods,Two Helical Coolant Holes Carbide Rods, Rods with helical coolant holes.

Applications: 
 
1).Threaded carbide rod with holes are mainly used for processing tungsten parts or as a tool bit of 

processing lathe, conductors, steel-making burdening and additives;
 
2).They are also applied in crankshaft, cylinder burdening and electrodes for advanced automobiles; 
 
3).They are also produced as components for manufacturing of artillery, rockets, satellites, aircrafts 

and ships. In addition, tungsten bar can be also used as antiradiation material in nuclear industry.