TOGGLER TC 5/8 to 3/4 (20 Ct.) Grips and locks on walls or ceilings 5/8-in to 3/4-in thick (e.g., commercial and some residential drywall) for medium duty holding, but also works if you hit an unexpected solid, like a wood stud. Holds up to 159 lbs in 5/8 In. drywall with #8 x 1-3/4-in Combo head screw included in the package. (Industry standards recommend 1/4 of this ultimate load per anchor. see our technical bulletin.) also works with any screw #6 through #14 with a minimum thread length of 1-1/2-in plus the thickness of the item to be anchored. Needs only a 5/16-in drill bit and a screwdriver or screw gun. Great for hanging window treatments (drapes, curtains, blinds, etc.), towel bars, bathroom accessories, pictures and mirrors, shelving, kitchen accessories and more. Made in the USA.