Small note, the thread is quite fine and does not go on it the same. Screw After a few times one has the plan but. Not too much in the beginning otherwise you might destroy the thread (especially a shame because if it is on the lens).
What can you expect for the price? I think it's set to start OK. In my 1.8er lens sowiso comes only from what a better quality segment (pole filter), which is also the price (think 65mm) which costs about 4 times of this set, after casually open priced ...