Our reusable biopsy punches are multi-purpose sampling tools designed with a retractable cutting cannula. They are easy to operate, efficient, safe, fast and precise. Our punches consists of a razor sharp stainless steel cutting tip. It is designed to cut, retrieve and store the cored samples from a source materials. The source could be skin, tissue, gels, paper, cloth, leaves, paint chips, films or other thin, soft substrates. The biopsy punches are recommended as a DNA sampling tool and are also ideal for forensic use and laboratory sampling applications. The punches come sterile and are individually wrapped. They were sterilized using ethylene oxide.