LONGER THREAD LENGTH-overall Length =3.27inch, Thread Length =2inch, Hole Dimension = 0.47 inch; longer length makes it more secure.GOOD BEARING CAPACITY: Used for tie-downs, lifting and securing cables wiresHARD MATERIAL: Made of Stainless Steel, ensures stability and strength, hard and durable, can prevent rust and corrosion; Great to use in sleet, rain or humidityWIDE APPLICATIONS: Can be used on walls, woods and many different places to hang various items; Also, you can use these screw eyes to make craftsEASY INSTALL BY HAND: Very easy twist the screw hooks into wood, plywood or drywall; Each hook has a sharp and circle end, perfect for indoor and outdoor projectsName:Eye Shape ScrewsMaterial:Stainless SteelColor:silverSize:M6x80mmQuantity:20pcsPackage Contents:20 x Screw EyesOnly the above package content, other products are not included.Note: Light 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.