10 ton of pulling power. Has a reach of 8 3/8", puller legs are 6 3/4" long, with a spread of 7 1/4". Removes and installs press-fit parts. Can be used with several different attachments listed This tool can be used with several attachments, a bearing, or pulley puller attachment. Can be used with OTC 1123 bearing puller attachment, 679 pulley pulling attachment, 1150, 1151, 1152, 1153 internal pulling attachments.