Used to repairing bumpers cracks. The fine way for repairing most modern products which are made of plastics.Features:Strong for shock and twists after repairing.Metal staple will not rust easily.Staple weld into the plastics quick and easily.Quick and easy operation.Function: fusion, implant nail, hole repairing, tin brazing, hot cutting, hot smoothing etc.Specifications:Type: 0.8mm big waves, 0.8mm small waves, 0.8mm V shape, 0.6mm W shape, 0.6mm big waves, 0.6mm small waves (optional)Quantity: 500Color: silverMaterial: tungsten steelPackage size: 100 * 100 * 60mm / 3.9 * 3.9 * 2.4inPackage weight: 123g / 4.3ouncePacking List:500 * Waves Staple