Electrical discharge machining (EDM) services remove metal by burning instead of cutting or grinding. This is accomplished by submerging the workpiece in a dielectric fluid and sending rapid ...

An EDM is considered to be the most precision oriented manufacturing process and is widely used for creating simple ... and is used for removing metal using electrical discharge spark erosion. A wire ...

His EDM is built mostly out of found parts. The power supply is a microwave oven transformer rewired with 18 gauge wire to drop the voltage to sixty volts instead of the oven’s original boost to ...