... seal used for packing contact. PET/ Steel Strapping SealsDetailed Product DescriptionPET strapping seals,PET seals,strapping seals1) Size: 13 ... ,16,19mm2) Material: galvanized steel3) Usage: PET band strapPET strapping seals,PET seals,strapping seals1) Metal Seals Size : 13mm, ... 16mm,19mm2) Material: galvanized steel3) Usage: PET band strap4) Style: half open5) Metal seals for plywood, ...