Our proven ultra-fine grain EDM graphite delivers unmatched performance.
Now you can confidently handle your most challenging EDM machining operations while saving money! Top-performing DS4, featuring the DarkStar ultra-fine carbon particle, is the result of years of intense R&D and field testing/usage. DS4 is the latest EDM graphite innovation from the United States' largest producer of specialty graphite, Mersen. It's time to give DS4 a try&helip; we're confident you'll like the results.
•Excellent surface finish
•Intricate detail
•Easy to machine
•Exceptionally strong
•Proven track record