Set of 3 Patternmakers Jacks
A set of three craftsman made Patternmakers jacks.
Used to support uneven objects.
Solid steel bodies and domed headed screws with knurled grips.
Each base is scroll etched with the previous owner's name 'R.HARTSHORN'.
Some surface knocks and scratches, please see images.
13/4 inch (44mm) square bases, 23/4" (70mm) tall excluding the screws.