Saf-T Wing Blood Collection and Infusion Set.The Saf-T Wing Blood Collection & Infusion Set handles delicate venous blood draws, utilizing a safety feature activated with a simple one- or two- handed technique. The Saf-T Wing Blood Collection & Infusion Set is available in three needle sizes , two tubing lengths, and with or without a pre-attached Saf-T Holder device. Available with or without pre-attached Saf-T Holder device. Available with 21g, 23g, 25g needles and 6 and 12 tubing lengths. Safety feature is activated while the device is in the patient with a simple one- or two-handed technique. Available with Saf-T Holder devices, which come with the back-end needle and Luer permanently attached to the holder to reduce potential exposures and holder re-use, compliant with OSHA directives. Clamp minimizes blood leakage from tubing upon disposal. Optional slide clamp to facilitate switching from tube draw to syringe draw. Saf-T Holder device with Permanently attached back-end needle and Luer lock for end-to-end safety.