Plan, Design and Build a Dolly pot; hand powered
Building your own rock crusher really isn''t that difficult, but you''ll likely need a welder to do it. First, I will discuss several different types of small scale rock crushers, and how they work. One common primitive rock crusher is the arrastra, a device which has been used by miners for centuries. An arrastra is a rock lined pit that is dug out around a whim. A horse, mule or donkey is