Morse taper shank test rods, Morse cone test rods, MS taper test rods

Accuracy Morse taper shank cylindrical test rods for checking tool cone for the machine tools and precision instruments taper spindle and hole. Quality carbon tool steel or seam steel pipe manufacturing and processing, after repeated at the taper shank test rods made of high quality carbon tool steel or seam steel pipe manufacturing and processing, after repeated treatment, precision should be cut from the work surface, high hardness, good finish, accuracy and stability of cylindrical error ≤0.002mm, taper 0.001 / 100. (0 # -6 #) standard straight bar (mandrel) by JB / T9881-99 standards. Model: There are a total number of seven 0,1,2,3,4,5,6, taper value of certain changes in the nominal diameter of each model were 9.045,12.065,17.78,23.825,31.267,44.399,63.348. Mainly used for a variety of tools (such as drills, cutters) Various Arbor and the spindle taper. Type: Long cone used for the active machine tool spindle hole, short taper for machine tool accessories and machine connection hole, short taper has B12, B16, B18, B22, B24 six models, they are based on long tapered 1,2,3 shortened from, such as B10 and B12 are long tapered at both ends on the 1st of size, general machine tool accessories based on the size and the required transmission torque chose to use short taper, such as the commonly used drill chuck 1-13 mm use B16 is usually Short taper, test rods should be placed in clean and dry place for future use.