Item Type: Eye Plate Shape: Rhombus Material: 316 Stainless steel Purpose: Suitable for installation on solid wall, wooden ceilings, cement ceilings, brick wall, tile wall, floors, terraces, trees, etc. Can be easily installed indoors or outdoors wherever you want Fixed Hole Diameter: Approx. 5.5mm / 0.22in Package List 10 x Eye Plate This product is made of stainless steel, and needs regular inspection and maintenance during use. 1Good Quality 316 Stainless Steel: Made of good quality 316 stainless steel to prevent corrosion and rust, and after a perfect surface treatment, which bring a pure appearance to any vessel 2Enhance Load Bearing Capacity: The joints are welded seamlessly to enhance the load bearing capacity and ensure strong and durable 3Installation On Various Places: Suitable for installation on solid wall, wooden ceilings, cement ceilings, brick wall, tiled wall, floors, terraces, trees, etc. 4Easily Installed Indoors Or Outdoors: Eye plate can be easily installed indoors or outdoors wherever you want, suitable for hanging swings and shade sail accessories 510Pcs Eye Plate: Fixed hole diameter is 5.5mm, a total of 10pcs eye plate, enough for you to replace the old ones