... tool blanks, PDC cutters for oil/gas drilling and mining bits, PCD/PCBN cutting insert, diamond micron powder and so ... drawing industry, such as aluminum wire, copper wire, stainless steel wire, alloy wire etc..size rangetolerancecasing ref. Size inchmmmmmm ≤ ... wire, gold wire etc.hard wire: stainless steel wire, copper plated steel wire, tungsten wire etc. stainless steel wire drawing diamond dies