Detailed Product Description Applied to :canvas welding,Advertising cloth,havelock welding,leather or fabric welding,PVC PET pressure,blow air toys,shoes,tents,rain coat,bath shade,breath ship,swimming ring,all PVC PET leather product.1.Welding firmly,suitable for materials thick or thin2.Machine groove deep and wide,conveninent in continuous welding with large area.3.With the function of ...