1.All the bundled products have been handled by patent technology, including removing the burr and fraze. The steel strapping is smooth-edged, which can assure of safe using. 2.PRODUCTS SPECIFICATIONS Nominal Thickness(mm): 0.4mm -1.0mm Nominal Width(mm): 12.7mm -31.75mm 3. SURFACE TREATMENT The surface treatment falls into two types: bluing and lacquering. Users can make the choice according to their demands. The bluing belt is usually blue, and the lacquering belt falls into various colors such as green, black and brown, etc.. 4.FORMS OF PACKING The products are usually packed with waterproof craft paper. The steel strappings are put on wooden or iron frame. As long as the single frame, it can hold 12-15 pieces of reciprocation spooling, 20-44 pieces of single row spooling and 3-5 pieces of giant spooling. Special packing requirement can be made as the users requires.