Lot of people have this habit of itching in ears, the more they itch the further itching increases.
Different material are used ; like match stick, broom stick, key, pen, pencil, finger and bud. Ear is the part of body which you cannot see, and since you cannot see it so you cannot clean it. So whenever there is problem of repeated itching one should consult ENT specialist; because itching might be due to dry skin, fungus inside ear canal, wax, infection of ear canal or pus in ear canal.
An ENT specialist can only see, assess and give you the proper advice; as cleaning with different objects may aggaravate your problem.