The Thama 220 is a unique all-metal fixed-dosage technology. Equipped with five fixed-dosage pistons ranging 0.1cc, 0.2cc, 0.25cc, 0.3cc 0.5cc. The Thama 220 is optimized for the mass treatment of one-day-old chicks and other small birds as well as fish that need to injected up to 0.5cc. The Thama 220 - fixed dosage injector has big advantages; - No glass to be broken, the body is all metal! - Fix dosage - the system is very unique and gives the farmer the security that all the birds get the same dosage using the adjusted dosage piston. - Fixed dosages eliminate the need to check settings while administering mass injections, and ensure dosage accuracy for each and every inoculation. It is very easy to change the piston for new dosage while vaccinating. We have stamped each piston with the correct measurement that needs to be applied. "Nechmad" unique valve system makes the injection accurate in delivery to the small animals and will not create mistake in dosage. All vaccinators carry instruction of use; "How to change the piston" with pictures that facilitates the farmer the ease of use. The syringe can work for periods of time (years) with little and careful maintenance and clean practices keeps the vaccinator in good working condition. We have added to the package the oil that needs to add after sterilizing to the cylinder with one drop will keep the lubrication needed for a continuous work. All parts include the handles (are made in a special material that can go up to 125˚C) This allows sterilization up to 121˚C. The syringe box contents: Syringe, 5 pistons, spare parts kit, oil, long Cannula.