Five-step installation: Measurement - Drill a hole - Insert an anchor - Attach screws - Tighten the rod. Our adjustable curved shower rod is made of Premium 304 Stainless Steel. Even after being used for a long period of time, its surface can still retain its high-quality texture, and will not rust. Installation Tips: Please read the anchor bolt instructions carefully. Use a 3/8 drill to drill the screw holes as marked. Install 4 anchors unless there are holes in the steel. Package Contents: 1 x shower rod 2 x rotatable stand 4 x Anchors 8 x screws 2 x screwdrivers 1×Manual.