Small Hole EDM drilling uses the same spark erosion principle as Conventional EDM. Small Hole EDM is ideal for putting ejector holes in hardened punches, coolant holes in cutting tools, vent holes in molds, and start holes for Wire EDM.

RPG Industries offers Small Hole EDM Machining capabilities from:

• .006" diameter to .140" diameter
• 10" drilling depth
• Up to 850 pound workpiece weight

Any conductive material can be Small Hole EDM machined, including aluminum, brass, carbide, copper, hastalloy, inconel, steel, stellite, and titanium.