Small Mini EDM Machine Tap burner machine portable edm machine

Small Mini EDM Machine Tap burner machine portable edm machine SFX-4000B can fast remove broken taps, drill, drift, screw, plug gauge, etc., without damaging to the work piece, easily process on work pieces at any size, especially effective for large machine tools. Detail images Functions and Features 1.SFX-4000B abide by the principle of Electrolytic Corrosion to remove broken tools, no direct contact, no external force and damage to the work piece. 2. Portability: Light