Blood Collection for Facial Vein (Submandibular) Blood SamplesWith the GoldenRod Animal Lancet you can now take multiple blood samples from small animals in the same day and never lose or hurt an animal. Speed up the blood collecting process with this specially designed and sterile, disposable blood lancet that is inexpensive, easy, and fast to use in three point lengths: 4mm, 5mm, 5.5mm for various size animals and volumes required. Safe - Won't hurt the animal Easy to Use - Works every time Consistent amounts of blood each test Rapid Collection - blood flow stops in seconds **Sold for research purposes only and not for human use**