A SELF-REVERSING TAPPING HEAD (WITHOUT TAP) DESIGNED FOR THREAD CUTTING MACHINING OPERATIONS, FOR FAST MANUFACTURE AND TO ELIMINATE REVERSAL RELATED MACHINE WEAR AND TEAR. A SPRING BIAS DRIVE PERMITS SMOOTH TAPPING SPEEDS UP TO 1500 RPM. OTHER FEATURES INCLUDE ADJUSTABLE SLIPPING CLUTCH DISCS, SELF-FEED (TENSION COMPRESSION), RIGHT HAND TAPPING , MULTI RANGE COLLETS, HIGH SPEED RETURN AND INTERCHANGEABLE ARBORS.

CLASSIFICATION IS DETERMINED ACCORDING TO GIRS 1 AND 6. CN 84661038 FOR OTHER TOOL HOLDERS. NOTE 2 (B) TO SECTION XVI