Fourth Position Heavy Duty Cross Tapping Attachment

Both the standard and heavy duty cross tapping attachments are available for use in the fourth position. Each is independently cam operated and motor driven. Cross tapping attachments must be accompanied with the third position cross drill attachment. The standard cross tapping attachment is mounted on the revolving head cap and is adjustable along the axis of the work. A size 1 style E procunier tapping head is used to drive and reverse the tap. Thread sizes up to one quarter inch diameter can be tapped in steel using this attachment. The heavy duty cross tapping attachment is also mounted on the revolving head cap and is adjustable along the axis of the work. Equipped with a size 2 style E procunier tapping head, this attachment is capable of tapping up to three eighths inch holes in steel and one half inch holes in brass.