Six Sigma Tools Logo

Sumitomo Electric Hartmetall


Visit our partners

Sumitomo produces a large range of indexable inserts and solid carbide tools for milling and drilling applications made from its own-manufactured carbide, cermet, silicon nitride, CBN (cubic boron nitride) and PKD (polycrystalline diamond).

Sumitomo is a recognised market leader and pioneer in the field of CBN processing.

> Visit the SUMITOMO website