Machine tool marking tool 311

Top edge of shank = centre height Set screws in shank for correcting alignment Carbide bolts (series 311) Carbide pin (series 312) EXAMPLES OF APPLICATIONS FOR TOOL N° 311: Marking on flat faces When applying the marking to a flat face, the calculated position of the pitch circle diameter must be taken into account Marking conical surfaces You must match the pitch circle diameter of the marking roll to the desired position on the workpiece EXAMPLES OF APPLICATIONS FOR TOOL N° 312: Marking conical surfaces You must match the pitch circle diameter of the marking roll to the desired position on the workpiece