material: round nails are made of solid metal, strong and durable, not easy to rust and break, no large amount of dust, energy saving and environmental protection. Affordable set: the set contains 200 round nails, a large quantity and good value for money to meet all your needs. Lightweight and comfortable: these round rivets are small and comfortable, easy to store without taking up space. Small and practical, light weight, can be operated with one hand. Low noise: low noise, will not disturb your family or neighbors. No large amount of dust, energy saving and environmental protection. Wide range of applications: steel nails for ceiling, light steel keel, pipeline, bridge, water and electricity, installation of air conditioning and hanging picture frames. Hard and durable, not easy to rust and break. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.