Durosharp Knives manufactures Sealing Jaws for Packaging Industry. Durosharp Knives supplies a wide range of quality blades and knives that are used in different industries. The Sealing Jaws for Packaging Industry can be made to suite all types of Packaging and Bag making machinery. The Sealing Jaws for Packaging Industry can be used to any size and style of sealing pattern, with and without hole & euro slot Punches / Burners. Both constant heat and impulse bag clamps available.