Our stainless steel expansion screws and white plastic expansion tubes are designed to make your mounting projects easier and more secure. The screws offer excellent resistance to rust and corrosion, while the plastic expansion tubes ensure a firm grip in the wall. ideal for both light and heavy-duty applications, this kit is a must-have for any home or office. Features -Color:Black -Material:Stainless steel -Size:3.50X0.80X0.80cm/1.38X0.31X0.31in -Size:4.20X1.30X1.30cm/1.65X0.51X0.51in -Generous pack: each set includes ample quantity, providing ample screws and anchors for various projects and repairs around the home - material: made from Excellent stainless steel, these screws are designed to withstand heavy use -Wear resistance: the sturdy material ensures that the screws remain stable, even in outdoor environments - : the white plastic expansion tubes are designed to be unobtrusive, maintaining the clean look of your walls -Userfriendly installation: these screws and anchors are easy to install, making them ideal for both diy enthusiasts and professionals Package list: screws anchors