PT.TEC.F2.20.4.060.50.X.R0 | 2mm PMMA/PEEK Bur for Roland* DWX* Machines (2-Flute Flat) 2mm 2-Flute Flat Carbide Milling Bur for PMMA/PEEK FLATCOAT® TEC Coating, Shaft Diameter of 4mm, No Ring.