Machine Leveling Wedge Screw Jack 3-7/8"x 5-1/8" Pad - 3/8" Rise 20" Drive Ext

In Good Used Condition.
Pad size: 3-7/8"x 5-1/8"
Top hole dia: 1-3/16"
Pad Rise height:  3/8"
Base: 5-1/8" x 7-7/8"
Square drive:  5/8" x 20" Welded on extension
Weight capacity is unknown, should do 7-10 ton.