The Hillman Group 370069 Toggle Bolt 1/4X4-Inch 50-Pack

Drill size: 3/4 wall thickness: 3/8 to 3-1/4 . Base material: drywall hollow block plaster tile. 1/4 x 4 Head Style: Round head Drill Size: 3/4 Wall Thickness: 3/8 to 3-1/4 Base Material: Drywall hollow block plaster tile Holds Up to 1/2 Drywall: 90 Lbs. Holds Up to C-90 Block: 85 Lbs. Standard duty Spring wing toggle bolt 50 per pack. Toggle bolts come with spring-action wings and are intended for anchoring into hollow walls. The wing is designed to spread apart behind the base material upon installation for firm hold in hollow wall applications. The wing disperses the weight of the secured item over a larger area increasing the weight that can be secured compared to a regular bolt.