Internal Pulling Attachments Internal pulling attachments remove bearing cups, oil seals, bushings, and other parts from blind holes quickly and easily. Each attachment is designed for use with a corresponding Push-Puller or slide hammer assembly. No. 1152 Jaw spread 1-1/2"�6 Jaw reach 4" Thread of tapped hole in adapter. � Internal thread of tapped cross block. 5/8"�18 Use with Nos. 927 and 938 Push-Pullers, 1155 and 1156 slide hammer pullers, or 24832 and 24833 puller screw.