Power units fit the DM1100, DM2100, TM1100, CDTM1100 and CDTM2100 machines including all variations. Economical 601PDTA P power tapping/drilling machine is a portable electric machine which is lightweight and a good value. Its plated metal bar reinforces the plastic handle to protect the housing from excess torque. 601PDTAP can be used on any tap machine with a 13/16” square end boring bar. The 700PDTM PDA (electric) or 700APDTM PDA (pneumatic) power tapping/drilling machines are heavy-duty workhorses designed for constant, everyday use. Units consist of the selected power drive and a TMPDA adapter which fits a 13/16” square end boring bar that is common on popular drilling and tapping machines. The operator manually turns the star feed