carton(qty): 340 pieces Features: 15x0.5x0.5 cm Material: plastic Weight: 20 grams Weight bearing: 9 kg Usable time: between -40 to +85 degrees Celsius Closed diameter: 45 mm Belt fastening is one of the most widely used devices that can be seen in any home, store, company, factory, etc. In fact, the main difference between this brand of fasteners and other brands is its high durability and greater resistance to tearing.