Riya electrodes is a well-known company in the area of edm and polishing related products. Paps cut-s type wire is standard hard brass wire offered by pung kuk edm wire. Some the external features of this edm wies which include: this wire has a 65:35 chemical composition and tensile strength [hard wire] 980-1030 n/mm2. This wire is made of cuzn alloyed single-structure, which allows for excellent cost- performance as standard edm brass wire. This wire made by normal brass allows it to be used in normal machining conditions at wedm. Whether the threading mechanism is pipe type, water jet type, or anneal cutting type, the auto threading rate can be raised because this wire is very straight. Some salient features of this paps edm wire include: high quality raw material, high accuracy wire diameter, constant tensile strength, cleaned wire surface, saves the running time, and non-paraffin.Also, the surface of paps cut-s wire is treated to prevent brass powdering.