Hillman 385390 WallDog Self-Drilling Pan Head Phillips, 3/16-Inch by 1-1/4-Inch, Chrome

All-steel 1-piece screw anchor. High-profile threads for easy fastening into drywall and masonry based materials. The deep cutting, corkscrew-like threads provide for smooth entry and a powerful hold. Thread design prevents spinning and stripping. When removed, The wall dog leaves a much smaller hole than toggles or other systems. Self-drills through drywall into wood or metal studs. Fastening into concrete, hollow or grout filled Block, brick, and plaster requires a pre-drilled 3/16" Hole. Wall dog anchors are ideal for light to medium-duty anchoring. Typical applications include lightweight fixtures, drapery supports, as well as electrical, telephone, and cable Accessories. Available in pan head phillips (php). 3 colors: Chrome, white, and brass. Comes in a 75-piece job-pak.