... sheet 2.Detached 3.Bulk packed 4.Box in foam layers 5.PE, Boxeslead TimeFor samples:3-7 days ... disks, Fine screens, Filters, RFI and EMI shielding, Springs and Contacts, Shims, Covers and Lids, Apertures (Metal material thickness is ... research and engineering partner ship service ability.7. Sound quality control reputation from customers all over the world! Arts and crafts/Metal Crafts