304-----It can be used in iatrical instrument, chemical industry, aviation. Plastic hardware: scent bottle, sprayer, valve, nail polish, switch, washing machine, fridge, air condition, medicinal materials, automotive fittings, bearing, nursing bottle and so on.
If you are interested in our product,  please sent us an E-mail or fax in details  which include diameter, tolerance, grade, quantities etc. So we can supply you a favorable quotation.