The Answer is This feeding system have stable feeding function, with
strong anti-jamming. Can feeding 0.8mm, 1.0mm, 1.2mm
Can be widely used in aluminum alloy, stainless steel, welding of low carbon steel and non-ferrous metal
and many other materials; Laser welding ,Argon arc welding,and other welding methods.
Remark : this function suite for welding on 2materails what have gap over 0.5mm