machine could be mounted in a horizontal or angular fashion with a minor modification to the upper frame cover 33 which acts as a quench spray container and drain pan the machine comprises the frame 22 which together with the base plate 37 supports the slideway column 24 the slideway column 24 serves as a guide for carriage 25 having at its upper end the support plate 26 the tail stock 27 and the air cylinder 7 fig3 also shows the carriage 25 a the air cylinder 7 a the support plate 26 a the tail stock 27 a and the tail stock center 30 a at their fully extended top position the head stock 28 is connected directly to the lift shaft 34 which passes through the base plate 37 workpiece 29 is shown supported on centers 30 and 35 on the tail stock 27 and head stock 28 tail stock 27 being provided with an upper center 30 and head stock 28 provided with a lower center 35 the air cylinder 7 provides positive pressure on the tail stock 27 and tail stock center 30 in order to keep the workpiece 29 securely clamped between the upper tail stock center 30 and the lower head stock center 35 the air pressure is turned on and off by the pneumatic solenoid 6 at the direction of the software resident in.