12Q.) QUICK-ACTING TOOL POST COMPOUND SLIDE ASSEMBLYThe compound slide has a quick-acting tool post, at the start of threading cut, place theball-handle “H” (Figure 27) of the quick-acting tool post toward the workpiece, at the end ofthe threading cut, the threading tool is instantly cleared from the work by hand operated,handle “H”, for the return of the carriage to the next cut, the ball-handle lever actuating thetool post slide feed screw. Operate above procedure repeatedly until the threaded workpiece is completed. Each graduation of the indicated ring “C” (Figure 27) is 0.02mm (0.001″)on diameter.※CAUTION::::THE BALL-HANDLE LEVER OF THE QUICK-ACTING TOOLPOST MUST BE MOVED TOWARD OPERATOR AT THEEND OF THE THREADING CUT.Figure 27-Cross Slide Indicated Ring andQuick ActingHC