1.Min. order:1pc 2.FOB price:USD100-180/PC 3.Payment terms:T/T,L/C sight 4.Supply ability:3000pcs per month Hor air welding gun LST3400A is double insulated,safe,reliable,steplessly adjustable and constant temperature control. It is used for hand welding on various melting plastic materials,also is used for thermoforing,docking and other operations,Normally it is used with geomembrane welding ...