Hook Applicable Sizes: these adjustable picture hangers for rail are designed with a hole diameter of 0.14 inch, compatible and suitable for steel or nylon cables with a diameter of 0.04 - 0.08 inch; They provide a snug fit without damaging your cables while maintaining the overall balance of your artwork Easy to Operate: these adjustable hangers are simple and easy to operate, allowing you to quickly and easily hang pictures, adjustable j hook locks in place with a firm turn of the side screw using fingers or small screwdriver, they allow swift and effortless adjustments for a beautifully balanced display Quality Material: made from a robust zinc alloy material, these picture hangers offer and reliability, ensuring your items stay secure and positioned on your walls; Enjoy a sturdy and hanging solution for your favorite pictures and artwork with these adjustable picture hanging Sufficient for Use: this package includes 12 pcs of adjustable picture hooks, providing an ample number of hanging solutions for your , exhibition, or personal use; Enough quantity for your use and hooks Wide Application: these adjustable picture hanging hooks are suitable for hanging paintings for rail, especially suitable for exhibitions, art , classrooms, offices, homes, etc, providing convenience for hanging, Manufacturer: Akfldms