Bevel type brush which is easy to operate due to the compact high-speed rotating shaft and excellent usability.Since it is bevel type and hair is exposed diagonally, it is optimum in small corner polishing.Working Tool: Variable speed type electric micro grinder.Wire Diameter (mm):0.10Bristle Material:Hard Steel WireOuter Diameter x Shaft Length x Shaft Diameter (mm):25 x 40 x 3Max Working Rotation Speed (rpm):10000Comments:Delamination and grinding of metal productsShaft: Free-Cutting Steel