Tired of paying workers to stand around waiting for the ready-mix truck to bring your concrete? A volumetric mixer that lets you make concrete ... does a yield test on 1 yd. of new concrete.

Concrete contractors working a job too small ... This control allows contractors to make the mix as they need. If reliant on, say, a residential garden hose – make sure to watch the mix carefully.

Here's a bit of good news: a bag of concrete mix costs just $5. With a few of these bags, along with some DIY molds and a trowel ... use U-shaped yard stakes like Orbit's loop stakes from Home ...