Integral
The knife body and the knife teeth are made into one body.
Integral welding tooth type
The cutter teeth are made of cemented carbide or other wear-resistant cutter materials and brazed on the cutter body.
Inset
The cutter teeth are fastened on the cutter body by mechanical clamping. The replaceable cutter tooth can be a cutter head of integral cutter material or a cutter head of welding cutter material. A milling cutter with a cutter head mounted on a cutter body for sharpening is called an internal sharpening type; a cutter head sharpened separately on a fixture is called an external sharpening type.
Indexable
Indexable tools: This structure has been widely used in face milling cutters, end mills and face milling cutters, etc.
