Installation: Step 1: Mark the center of the two holes on the surface of the material (approximately 55 mm pitch). Step 2: Turn the two holes at the material surface mark. Step 3: Use a hammer to drive the expansion tube into the hole. Step 4: Align the hook with the expansion screw on the wall, and then screw the screw to the expansion tube with a screwdriver. Gypsum board installation: Step 1: Mark the center of the two holes on the plasterboard (approximately 55 mm spacing). Step 2: Position approximately 1/3 of the threaded front end of the gypsum board into the gypsum board. Step 3: Use a screwdriver to inflate the plasterboard into the wall. Step 4: Align the hook with the wall expansion screw and screw it with a screwdriver. Package Includes: 2 small J hooks 2 middle J hooks 2 pieces of u-shaped hook 2 medium U-shaped hooks Large u-shaped hook 2 2 * big J hooks 20 pieces* screw 20pcs wide screw 20pcs precision screw 20pc screw cap 【MULTI SIZES & FUNCTIONS 】The set of garage hooks can hold tools of different sizes and weight. We offer 10 varying sizes of garage hooks for varying usage: 2 small J hooks, 2 middle J hooks, 2 pieces of U-shaped hook, 2 medium U-shaped hooks, 2 Large U-shaped hooks. 【SAVING MORE SPACES 】 Littlegrass Garage Hooks creates an efficient storage space for your garage, garden, shop, basement or warehouse. With the Double hook's design, it is STRONG ENOUGH to hanger what you need to hang and hold, to free up space in your garage. The garage hooks are so durable to ensure a life-long time user experience. 【PERFECT FOR HEAVY OBJECTS 】Made of high-quality steel and sturdy PVC anti-slip coating, Littlegrass Garage Hooks are durable to hold heavy objects for up to 77 lbs. Perfect for organizing your heavy tools in garage, garden, shop, basement or warehouse. 【EFFORTLESS INSTALLATION】The notches and spike at the back of the plate allow you to fasten or adjust the hook plates easier. They fit on drywall, wall stud and other wall types neatly and quickly. Comes with 20 wide thread screw, 20 upgraded fine thread screw ，20 wall plugs inside the package. 【ANTI-SKID sturdy PVC coating】With the sturdy PVC anti-slip coating, easily to grab on to items and keep them securely in place for years, and protect the goods surface from being scratched. Never have to worry about your garage or garden tools falling off again!