Robert Sorby Multi Tip Hollowing Tool - Replacement Cutter Tips
Key Features
High Speed Steel (HSS): This super fine grain structure will provide a razor sharp edge. the result is a superior finish to your turning projects and less need for sanding. Can easily be sharpened on traditional sharpening machines such as bench grinders or on the Robert Sorby ProEdge. (Made much easier with the aid of the tip holder, RSTM-TH). Sharpens to 0.2 – 0.4 microns. Hardness : 62 RC. Material: M2 HSS
Titanium Nitride (TiN): TiN is bonded onto quality HSS. It provides the same advantages as HSS whilst enhancing the cutting life to close to that of tungsten carbide. Use the same traditional sharpening equipment used for HSS. Sharpens to 0.15 – 0.2 microns. Hardness of coating up to 85 RC. Material:Titanium nitride coated M2 HSS.