BD 25 Gauge x 3/4 inch Vacutainer Blood Collection Set with 12 inch Tubing, Safety-Lok, 50/BoxA Vacutainer Blood Collection Set is a medical device used for drawing blood from a patient's vein. It consists of a needle, tubing, and a plastic holder. The needle is inserted into the vein and the plastic holder allows for controlled collection of the blood sample. The tubing is connected to a Vacutainer tube, a sterile glass or plastic tube that contains a vacuum to draw the blood into the tube. These sets are commonly used in healthcare settings