The Mvr 19g Ophthalmic Micro Surgical Knife is an essential tool for ophthalmic surgeons. This foldable knife is made of high-quality steel and is sterilized to ensure safe and effective use. Its compact and portable design makes it easy to use in any medical setting. The knife is waterproof, allowing for easy cleaning and maintenance. The operating type of the knife is manual, which ensures precision and control during use. This basic surgical instrument is in new condition, making it a reliable choice for any surgical procedure.