Check the listing for details. (100) Strap Toggle Bolt Drywall Anchors WITH 3/16 x 2-1/2" Screws. Condition: New. Listed at 40.29 USD. Strap Toggle BoltHeavy Duty Drywall AnchorsWITH Pan Head Screws Why pay name-brand prices when you can get the same quality for less? Screw Size: 3/16-24 x 2-1/2" Box Qty: 100 Holds Twice As Good As Regular Wing Toggles - Normal wing toggles can strip through the wall, but not Snap Together Strap Toggles. Reusable - Metal channel will not fall behind wall when screw is removed because the anchor is held in place - it's reusable in the same hole (you can remove the screw and the anchor stays!) and works in walls or ceilings 3/8" to 2" thick.Smallest Drill Hole - Drill a hole with a 1/2-in drill bit in order to insert the Strap Toggle.Great for Hanging all sort of items: flat screen TVs, grab bars, handrails, cabinets, shelving, heavy paintings, and much more. Use Many Places: Can be used with Drywall, Concrete Blocks, Tile, Plaster, and more. How to Use?Drill a hole with a 1/2" bit.Fold the metal channel over the plastic guides and insert in the wall, metal-end first.Push slowly until you feel the anchor flip out and return to the resting position.Pull toward you with the finger-grab hole while simultaneously pushing the middle plastic flange insert until flush in the drilled hole.Hold the flange with your thumb while you bend the plastic guides back and forth until they "snap" off at the wall.Now you can insert the screw and tighten. My Snap Together Strap Toggles are not affiliated with Toggler® Brand Products.