Another vote for the Carlyle stuff from Napa, I was in the same boat about a month ago and someone HERE recommended them. So i ordered 1/4 flex, 3/8 flex, 1/2'' flex and an extra long 3/8'' and 1/2'' and so far they are my favorites
Man just as an update i have a **** ton more since originally joining this forum. probably 5 or 6 in each drive size at least. I know when i started out i think i only had one or two of each size.
long pattern CWL1219M from Carlyle at napa 6mm - 24mm I just bought my 2nd set for the work truck, and man they are great. awesome chrome perfect sizing and a great price.
Ya I have formed and poured plenty of my own mud, it is a lot of hard work and as other's have said the right equipment and plenty of help goes a long way. Even though we pour a fair amount of concrete at work. I now hire my own stuff out if it is more than a couple of yards.
About 10 years ago...
The issue with the sawzall quick change is not so much the handle but the internal mechanism. Get dust or debris inside and it locks up you ending up tapping the outside housing and working the release lever back and forth. If your not careful you can end up stripping the 2 small plastic ear's...