McKesson Non-Safety Scalpels. No. 15. Sterile. Highly controlled sharpening and heat treatment processes ensure consistently sharp, durable and strong blades. Each handle has a graduated 6 cm. ruler (for indication only). ISO 7153 specification stainless steel blade. Premium plastic handle and guard and easy clean-peel Poly/Poly pouch packaging. Safety cap on end for greater safety. Single use. Not Made With Natural Rubber Latex. Packaged: 1 Per Pouch, 10 Pouches Per Box.