The extra thickness of the chinese ones can be kind of a pain to use in some scenarios. I have two different sets of wrenches I commonly use, and many times I end up using the thinner ones. Unless your hitting it regularly with a hammer I prefer thinner.
I have had mine for a year now and have done about 75-100 lifts. No problems yet. I bought the extended warranty just in case. I love the aluminum jack, its so much lighter to move around. The HF jack feels better made that most of them I have seen (unreal I know). Smooth action and the...