Screw tap extractor Main configuration 1.Supply voltage: 220V 2.Power: 600W 3.Power frequency: 50HZ ~ 60HZ 4.Circuit voltage: (DC) 70V ~ 95V 5.Maximum electrode diameter: ¢ 0.5 ~ 6.5mm 6.Manual spindle head travel: 150mm 7.Automatic feed travel: 50mm Screw tap extractor's mainly applications 1.Processing ordinary metal and cemented carbide,making small holes which used as EDM Drilling machine.irregular holes;repair small die, die casting molds..etc 2.crush or extracting breaking screw taps in metal holes without any damage to the workpieces. 3.make letters in roll or other metals. 4.Force pin/rivet..etc into workpiece Speed M6 screw tap,length 20MM, it will take about 15mintues to take it out. M10 screw tap, length 20MM, it will take about 50mintues to take it out.