The OTC 938 gives you the tonnage capacity you need to tackle parts removal and installation on many models of cars, trucks, tractors and more. This can be used with 1124 and 1130 bearing pulling attachments or 679 and 680 pulley pullers. May also be used with internal pulling attachments: 1150, 1151, 1153, 1165 or 1166. Use this for the ease of pulling.