If anyone is rebuilding a Saginaw steering box, I found some 100mm ring clamps and scaled them to 2.75" & 2.00", the sizes needed to compress the teflon rings on the piston and spool valve, respectively. 's method in his video works but with a 3-D printer at my disposal, why not make some effective tools with it. I printed with PETG @ 100% infill.