Mono diamond’s feature is similar with Natural diamond . Drawing surface is very fine ,good polishing . Hole can keep well in round shape when drawing . It is used for fine metal wires . Like copper , golden wire . silver wire and so on .  

Can provide customers with mold polishing , reaming ,can maintenance new dimensions , tolerances  according to customer request . Perfect after sales service , meet your need . We can help our customers fix the die holes , and polishing , also can process die hole according to your requirement of new size & tolerance .
It is worthy for you to have our dies & our service .