3600pcs 6 mm warranty void factory seal screw hole brittle paper sticker tamper evident removal proof broken if removed security label

eggshell brittle paper for screw hole seal warranty void sticker with strong back glue, easily broken into shredded paper open forbidden after applied, this sticker can't be peeled off in whole piece, impossible to reapply. specification: sticker size diameter 6mm, these void stickers are on sheets, pack with bubble bag, ready to go.
material: eggshell brittle paper which is fragile, easily broken into shredded paper. after applied, this sticker can't be peeled off in whole piece. purpose: warranty void indicator for mobile phones, computer parts, accesseries, batteries, or other electronic devices..syi