... quality, low price 3. easy to operate KS Series Hand Impulse Sealer They are the most convenient and economical sealing equipments ... material :Aluminium,iron and plastic.2.Some of the hand impulse sealers with side cutter, some with middle cutter.3.Hand ... sealer have five type sealing length:100mm,200mm300mm,400mm,500mm. 4.Specification:ModelKS-100KS ...