... SGS certificate.Weight: 4gram per set(including one male and one female)Male tag with a metal tip,easy to through ... by ear tag applicator.How to use: put male into female,then the ear tag hooked in animal sheep's ... carton.How to use:1.put male into needle of pliers,also put female under the clamp of plier, ... pliers,to pess by ear tag pliers,male trough animal ear into female.2.empty ear tag or with laser ...