253 Tweezers Locking Gripping Tweezers Gripping tweezers enable the user to hold and manipulate particularly fine wires with a diameter from 0.3 mm/.011 Inch or insulated optical fibres with a diameter of between 1.5 mm/.059 Inch and 5 mm/.197 Inch Suitable as a ligature clamp in dentistry Can be disinfected and sterilized 120 mm/4.724 Inch Model Description 940AS* 17 g Gripping tweezers with locking mechanism. 0.60 oz. The ring-shaped tip provides for secure handling up to a tensile force of 5 kg. *Not available in North America