[Size]Length:55mm/2.16inch; Width:25mm/1.0inch; Diameter:3.8mm/0.15inch,Screw Specifications:20mm/0.78inch.[Material]Made of stainless steel with anti-rust paint, strong enough to hang and not easy to break.It can holds up to 40 pounds, suit for indoor and outdoor use.[Design]Different from ordinary screw hooks, a safety buckle is added on our planter hanger hook, to prevent item falling caused by extreme weather or unexpected events. Easy release as well, you can easily take off items hanging there.[Easy to install]The hooks are fairly easy to install Just screw into wood surface with a wrench or hammer, or even by hand. If you want to use it on drywall, please drill a pilot hole, put the anchors in and then screw it. So simple & easy [Application]Very suitable for daily use, such as plants,flower pots,Christmas light,outdoor party lights,chandeliers,outdoor wires,bird feeders,chains, mugs,wind chimes, etc.Colour: black + whiteMaterial: metalPackage Contents:12 * Black stainless steel hook12 * White stainless steel hook24 * Extension tube1 * Wing nut drill bit socket toolOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.