Delaware DIamond Knives manufactures a wide variety of tools and parts from all types of diamond to solve customer problems in technical and industrial applications. Established in 1986, DDK serves the needs of a large, global customer base with its world-class production processes and customer service. When you application demands sharper edges and points, more durability, greater resistance to thermal or chemical attack or performance beyond what typical materials can provide, contact DDK to see if the superior properties of diamond can be used to solve your problem.