Upgraded insert knives: This radius-corner design helps to reduce tear-out and create smooth finishes while lowering the risk of broken blades.

Durability: Crafted from premium-grade steel and coated with black oxide to increase resistance to corrosion, this helical cutter head is reliable and resilient.

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. The shear cut virtually eliminates tear-outs.
2. 400% longer lifetime from our proud carbide insert.
3. Higher work efficiency thanks to faster feed speed.
4. Producing much smaller chips and your dust collection system will function more efficiently.
5. Changing blades is effortless and does not require adjustment.
6. No need to re-sharpen the blades any longer.
7. Dramatically reduce the noise level by OVER 50%.
8. To properly align the inserts, please tighten them to approximately 6 Newton-meter torque.
9. 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. 
10. If you need spare blades, please click 15x15x2.5mm-30°-R150 carbide insert knives.