الوصف

Item                                               details
3S*4A strips    half covered, Galvanized sheet material, 0.8mm thickness
3S*4B strips    full covered, Cold-rolled sheet material,0.8mm thickness
3S-N strips     Galvanized sheet material
3S*4 gun         this gun is work for the 3S*4 strips
3S-N gun        this gun is work for the 3S-N strips

(1) Commodity: Spring Sofa Strips     
(2) Material: Galvanized sheet , Cold-rolled sheet 
(3) Packing: packed in the box 
(4) the 3S*4 *-hole sofa strips is traditional type, it have the superior of the widely used. 
(5) the 3S-N sofa strips is a new type. It can work faster then the *-hole strips, and used easily.