Welding Wire Feeder (D49,D59,D63,D76,D88-504A) Model: 504A,10LM,10L Wire Feeder for welding machine(D49,D59,D63,D76,D88-504A,10LM,10L) Specification:1.Type:Two Driving Wheels, Four Driving Wheels 2.Handle direction: Central3.Material of gear box:Cast aluminium4.Type of feed roll: V, U, K three types 5.Diameter of feed roll: 30mm 40mm 6.No load speed of motor: 150,180,220rpm7.Feeding wire speed:14 ...