Available in Different Sizes: 5 different sizes come in a plastic case. About 11.5~21.5 x 6~10mm. A variety of sizes for you to choose when fishing, to meet your different size requirements. High-Quality Material: 52PCS fishing sinker and weight are made of high-quality brass, a material with high wear resistance, corrosion and high aging resistance. It has good impact resistance and helps to dive into deep water quickly. Unique Bullet Design: The fishing hook is designed with a bullet head, which can easily fall into the water or even to the bottom of the lake. They will reduce the possibility of sticking to stones or rocks and reduce resistance. Easy to use: These fishing sinkers of different weights can be quickly connected to various fish hooks, helping to dive into deep water quickly, reducing splashes, causing fewer waves, and almost no noise. Wide Application: They can help you attract bait or soft bait until you get a lot of fish. They are usually used in fresh or salt water.