Features:
5-35MM(13steps:5,7,10,12,15,17,20,22,25,27,30,32,35MM)
Material: high speed steel 6542/M2 (suitable for use on the workpiece, the hardness of 28 degrees such as
stainless steel, aluminum, carbon steel, plate, insulation board, PVC board, wood, sheet thiness below
3MM)
Surface treatment: TI