Oriental machine tools co offers boring and facing heads for precision machining operations on co-ordinate drilling machines, on horizontal and vertical boring machines on universal millers and on many other machines tools. Adjustment of the slide in boring to an accuracy of 0.001 mm related to diameter, automatic feed in facing operations rapid traverse for return movement of the slide and automatic disengagement are the characteristics of vhu boring and facing heads. The same is delivered with all standard accessories. The models available are vhu-20, vhu-36, vhu-56, vhu-80, vhu-110, vhu-125 and vhu 160.