How can you use quick hitches properly?

If you work in the agricultural or construction industries you will be familiar with quick hitches. Quick hitches are latching devices which allow a variety of attachments to be fitted the dipper arm of an excavator. These hitches are available as manual, semi-automatic and automatic quick hitches and are popular with machine operators since they allow the arm attachment to be changed quickly. The operator can choose between diggers, drills, buckets or whatever else may be needed and change between them much faster than other methods would allow.…