I have had 4 or 5 HF jacks over the years. a 3-ton, a low profile aluminum, a few of their cheep 1.5 and 2 tons.
they all work for about 15-20 years of abuse. one of them is so abused, I had to weld-up the pins from wear twice now. it may be tossed soon as the seals are starting to go.