Three-sided and four-sided knives:

Solid carbide three-sided and four-sided knife, used for fine wire processing of medium carbon steel, high carbon steel and cast iron with hardness of HB200-HB300R
Used for processing aggregates and stones, used for image dotting

Single flute spiral knife (carbide)

Main function: two-dimensional cutting
Applicable materials: Acrylic, PVC, MDF
Features: Combining the advantages of single groove design with strong cutting force and smooth chip evacuation, and spiral blade cutting ensures the smoothness of the cut surface. It has excellent working efficiency in batch processing of PVC and MDF.

3D Carving Knife (Cemented Carbide)

Main functions: three-dimensional corner clearing, chamfering
Applicable material: organic, PVC. Can also be used for: MDF, medium hard wood
Matters needing attention: Regardless of whether it is engraving or reverse engraving, be sure to keep the engraving plane flat; it is very important to choose a suitable blade width for three-dimensional clear-angle engraving. It is recommended that the blade width of small-format engraving machine should not exceed 22mm, and the large-format engraving machine should be used. A tool with the right blade width can speed up the engraving speed.