Usage Tips:Hammock Hanging kit comes with 2pcs M8 pad eye plates (LW80 50mm/diameter8mm), 8pcs stainless steel screws and 8cps wall anchor bolt fit for hammock hook ,The drill bit you will need 8mmHeavy Duty Hammock Hooks can fixing to wooden buildings, brick wall,timber,etc ;hammock hooks for concrete ,for wall indoor outdoor hammock ,swing and supplied fixings ,heavy duty ceiling hooks attached the plates to brick wall ,no matter vertical or horizontal ceiling for swing chairs(br)M8 Hammock Hanging Hooks kit are made of the 304 stainless steel(br) And we also have upgrade the screws to 304 stainless steel now , suitable for Mounting to Solid Walls, Ceilings, Floors, Decks, Trees etc, Our hammock hooks can provide stronger support for HANGING PROJECT(br)Ceiling Hooks heavy duty , Hammock Hanging Heavy Duty Hooks Supports 1100lbs when properly attached (550lbs per one pad eye) making them perfect additions for bedroom or the kids play room(br)Enjoy a relax time if have a hammock in your room,garden, patio ,backyard(br)(br)(br), Hammock Hardware perfect for hanging your indoor outdoor hammock chair, swing seat(br)(br)(br),The hammock hook hanging kit also can use for on brick built garage walls for supplied fixings(br)