You do not need to go sites such as http://www.twentymotion.com/best-tattoo-kits-reviews/ in order to understand if you have got all the equipment needed in your tattoo kit. You can click here for more information on all that is part and parcel of a tattoo kit.
When you visit here for more information you will realize that there is a lot more than just disposable needles which come in a tattoo kit. It consists of tattoo tubes, autoclaves which are used incase resusable needles are used. These autoclaves help in the sterilizing of the stainless steel tattoo tubes as well as the reusable needles.
Tattoo ink is also part of the tattoo kit and the ink cartridges either come with caps or without them. There are also disposal units where the used needles can be placed. These are biohazard containers.
There is a tattoo gun which is part of the kit and one needs to ensure that the gun is made with metal which does not corrode easily. The power source for operating the gun too should be one that is either a 110 or 120 volt one. The power cord should also match the model of the tattoo gun and the power source.
There are sterile gloves which are part and parcel of this kit which is needed since the skin of the person getting tattooed is being punctured. There are tattoo grips too which come in these professional kits. These are needed to give a better hold on the tube and when these are used the fingers do not slide.
There are flash sheets which consists of basic artwork samples and these are easily to duplicate on the skin. These can be used like signature pieces and the person is given ideas as to what are the kinds of tattoo which are available.