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 as needed on the jobsite might be the answer ...

Check out this fun DIY project where a mini concrete mixer is made using aluminum cans and a DC motor. Watch how simple materials come together to create a working model that can mix sand and water, ...

Rainier Asphalt & Concrete in Seattle asked this question and found their niche business model made the investment pay off.