Lancet, 1.8mm Penetration Depth, Needle 21g, Color Coding Blue, 200/bx (9666)Collecting blood has never been so simple! Specially designed 30g needle tip provides higher patient's comfort without compromising usability. Features include: Intuitive two step operation and contact activation; Improve patient comfort with silicone coated needles; Increase safety using a double spring mechanism to ensure high puncture speed and complete retraction; Self destructive mechanism prevents possibility of reuse; Gamma sterilized with a