Just as practical nuclear fusion has been “only 20 years away” for the last 80 years or so, the promise of electrical discharge machining (EDM) in the home shop seems to always be just around ...

My lord, the joy that sparks. Like, literally sparks: This is the mystical world of electrical discharge machining, or EDM, by far the most oddly satisfying field in all of engineering.

The past five years have seen an increasing interest in the novel applications of electrical discharge machining, particularly from the Far East and Europe, with industry starting to see the potential ...