Obrious clear gradation line for dose accuracy.
Accuracy in syringe dimensions to insure that no leakage occurs.
Every tight so that plunger can’t get out from cylinder.
Smooth movement of needle of insure that no pain during injection.
Every needle is tested to insure there is no leakage.
Needle are manufactured from materials with high purity with sharp end.
The Needle is connected to the cylinder by lure luck not pressing which make it lighter.
Packaging: Paper and plastic do not hart environment.