Nanjing Makas Carbide Knives Co.,Ltd. produce Solid Carbide Rods, Carbide Rods, Tungsten Carbide Rods, 

Cemented Carbide Rods, Carbide Rod, Carbide Coolant Hole Rods, Coolant Tungsten Carbide Rods with oil duct.

Cemented carbide rods can be used for making end mills, various drill bits, automobile special cutter, 

engine special cutters, horology, processing special cutters, integral vertical milling cutter, graver and etc. 

Also, the tungsten carbide rod can be made into hard alloy punches, mandrels, centers, and perforation tools.
1) Good wear resistance, higher toughness, high precision, better deformation and fracture resistance
2) Advanced automatic extrusion equipment to produce
3) HIP sintering and precision grinding to ensure have good performance
4) Both blank and finished conditions available
5) Can reach a mirror effect surface after accurate grinding and polishing

Our coolant hole rod blanks are also offered in other complementary grades for more application-specific needs.
We offer the following types of coolant hole blanks:
1 Coolant Hole, Straight
2 Coolant Holes, Straight
Helical Coolant Hole Blanks
2 Holes with 15° Helix
2 Holes with 30° Helix
2 Holes with 40° Helix
3 Holes with 30° Helix