Factory Price Medical Scalp Vein Set Butterfly Blood Collection Needle Safety Blood Collection Set Assembly of accessories is intended to work with vacuum bloodcollection tube for multiple bloodsamplings.the products include holder,blood collection needles,luer adapter and intra venous needles,which have good compatibilities to the accessoriesof other brands. Advantage:The needle can be retractable by hand after use.It can reduce the risk of needlestick injuries to healthcare workers and others. Certificate:TUV,FDA,CE Specification: Blood collection needles:16G,18G,20G,21G,22G,23GLuer adapter:21G,22G,23G Winged blood collection set:21G,23G,25G Features: 1.Latex free; 2.Blood collection needle can be used for multiple takingblood samples with single puncture; 3.Sterile,non-pyrogenic; 4.EO sterile; 5.Needle sizes according to customer's requests.     Company profile