Hillman Drive Wall Anchors 1/2 " 100/Box Primarily used in drywall, the Drive Wall Anchor is a medium duty fastener for use in drywall, plaster and tile. The tip has a drive point to pierce drywall easily; no pre-drilling is required. The two prongs on the head of the shell, prevent the anchor from rotating during expansion. When the anchor is fully expanded, spider-like legs draw tightly against the backside of the wall. Once the body of the anchor is installed, the screw can be changed without disrupting the anchor. Diameter: 1/8 In. Long/Short Length: Head Type: Truss Drive Type: Drill Size: 1/4 In. Wall Thickness: 1/8 to 13/16 In. Size: Finish: Zinc Color: Pieces in Kit: Maximum Weight (Drywall): Material: Steel Screws Included: Features Made in China USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.