Coopers is a well known supplier of microbrewery products and one of the best items they provide for beginners is their Microbrewery Kit.
It contains all the items needed to start out brewing your own beer. It give you everything you need to brew 6 gallons right off the bat, including the ingredients. It contains the mix (concentrate, sugar, yeast and carbonation drops), instructions, a thermometer, 30 PET bottles and caps, an airlock and grommet, a tap, 1 little bottler tube and bottling valve, a hydrometer and a 30 liter fermenter with a lid and an o-ring.
The good thing is that you can use these items repeatedly and it’s a one time purchase. The only thing you will need to buy additionally is ingredients once you use up the initial batch.