The primary factor preventing you from ever handling
hydrojetting services yourself is safety. Either for your pipes or for you. The pressure of the water that emerges from the nozzle is typically significantly higher than the minimum of 7500 psi (pounds per square inch).
Can pipes be harmed by hydro jetting?
A hydro jet may harm delicate pipes more than a drain snake even though it will flush more trash and debris out of the system.