The Gesipa Polygrip blind rivets in the size 4.0 x 17 mm are a reliable solution for various applications in the construction and building sector. These rivets are made from a combination of aluminum and stainless steel, giving them high corrosion resistance and durability. With a diameter of 4 mm and a length of 17 mm, they are ideal for joining materials where a permanent and stable connection is required. The rivets are available in a black color group, providing an attractive and discreet appearance. The packaging unit contains 500 pieces, offering a sufficient quantity for extensive projects. These blind rivets are particularly useful in applications where access to the back of the joint is not possible, as they can be installed from one side. The Gesipa Polygrip blind rivets are therefore a practical choice for professionals and DIY enthusiasts who value quality and reliability.