XY002-3 security seals Product Description: This product is pure lead material internal, external aluminum box pressure made by electroplating, surface color color, features: a total of eight hole 17x8mm printing: stamping or laser marking the company logo or name, serial number ( up to 8 digits) colors are red, yellow, blue, green, black, Bai Liu color, can also be based on customer requirements into other colors, applied to the ammeter, water meter, post bags, ordnance sealing, instrumentation, power supply, gas supply, water supply, military, petroleum, chemical, mining, transportation, postal, customs, finance, railway container, foreign trade commodity inspection, product processing and transportation, and enterprise product inspection, packaging barrels packaging, energy metering, prevent theft blabbing seal etc..