Upgraded insert knives: radius-corner design eliminates the lines and scalloped surface, and reduces the possibility of breaking the blades.

Durability: The body of this helical cutter head is made from premium steel and black oxidized for long-lasting rust protection.

Our helical heads are precision machined by 5-axis CNC machines, resulting in excellent coaxiality. The tungsten carbide insert knives are made of 100% raw material, so compared with HSS knives, we provide you 

1. 40X longer lifetime from our proud carbide insert.
2. The shear cut virtually eliminates tear-outs.
3. Perfect surface quality that you do not have to sand.
4. Higher work efficiency thanks to faster feed speed.
5. Producing much smaller chips and your dust collection system will function more efficiently.
6. Changing blades is effortless and does not require adjustment.
7. No need to re-sharpen the blades any longer.
8. Dramatically reduce the noise by at least 50%.
9. To properly align the inserts, please tighten them to approximately 6 Newton-meter torque.
10. In case you’re unable to locate a cutter head that matches your machine model, we also provide an option for a custom cutter head. 
11. If you need spare blades, please click 15x15x2.5mm-30°-R150 carbide insert knives.