Welcome to Our Shop JIAYOUSHOT supplies a full range of full-size needles. All needles are made of high-quality 304 stainless steel and industrial-grade polyethylene, which is durable. Each needle is individually packaged, clean and safe, and each set of products contains 100 needles. All of our needle products are equipped with Luer locks, which are suitable for straight and screw ports, which can effectively prevent falling and loss and protect the safety of you and your family. It can be used in industry, scientific research and animal husbandry. A wide range of applicable environments and materials: used to replenish gel or liquid used for watering home garden plants and replenishing water for research in industrial and scientific laboratories used to replenish jelly or paint. Used to inject alcohol, oil, ink, perfume, lubricant, sealant, etc. Notice: Please choose the applicable needle carefully before buying. This product is an industrial scientific research product and cannot be used for medical purposes.