Yup - and they also make similar things for jack stands. I only ever use those for jacking or supporting pinch welds anymore.I had no idea such a thing existed!
JEGS 80197 Slotted Jack Puck 6.5 cm L x 2.7 cm H Amazon.com: JEGS 80197 Slotted Jack Puck 6.5 cm L x 2.7 cm H : Automotive
I will be buying a set for sure