Measures 5" overall. 7 mm stainless tip. 12 ml/0.4 fl.oz tube with convenient blunt pen-style applicator tip. Approx. 1,000 drops. Ster-Ol is engineered for the lubrication of surgical and medical instruments, prior to sterilization. Easy to apply. Helps to preserve the full functionality and longevity of valuable surgical equipment. Prevents rust. Useful for lubricating medical and surgical instruments, as well as podiatry, dental and laboratory instruments. Classified as a medical product in compliance with the 93/42/EEC guidelines. A German-made synthetic oil which is vapor permeable and heat resistant up to 260C/500F. Odorless, transparent, non-toxic and free of silicone. Even at higher temperatures, it does not cause staining and crusting on the surfaces of the instruments. Can also be used on your everyday pocket knife or your highly sought after collector's knife.