1.Automatic Progressive/precision stamping machine 2.High qualtity large quantity 3.For MP3,MP4,mobile,play-machine and industrial usage 4.Defferent shape;round domes with center dimple & feets,star-shaped, triangle domes with two wings. 5.Materials:stainless steel. 6.Gold and silver plated for increased. 7.Lifecycle:one million cycle or more 8.Ultrasonil cleaning. 9.Size from 5mm to 15mm. 10.OEM & ODM are accepted. |