86THSSTN

Ø 86 mm, 8-edges HSS steel coated for 1-3mm thickness of Titanium Carbonitride (TiCN). Microhardness HV 3000-4000. Coefficient of friction (vs 100Cr6) 0,45. Good duct and abrasive wear resistance.  TiCn coating helps to have stronger surface of the blade and of cutting edge.