... .0-4.0mmArc weld duty15%20%20%Spot weld duty5%5%5%Max. starting Amp 700A800A900AMax. charging Amp80A90A100ACharging Voltage12V, 24V12V, 24V12V, 24VPower ... hammer, Puling rods or triangle steel bits, earth clamp, welding head for spot weld, waggle wire and washer weld, head tranfer, graphite ...