The Borefast Anchor & Screw in One is the best one-piece anchor for fastening into drywall and masonry materials. Borefast anchors self-drill through drywall and easily penetrate both wood and metal studs. They also fasten into concrete, brick, block and plaster when a 3/16" hole is pre-drilled. Borefast anchors meet or exceed drywall load values versus most competing drywall anchors.; ; Brand Name: HILLMAN Diameter: 3/16 in. Length: 1-1/2 in. Material: Steel Head Style: Pan Head Product Type: Screw and Anchor Number in Package: 6 pc Screw Included: Yes Packaging Type: Clamshell Thread Type: Coarse Capacity: 50 lb Application: Brick, Concrete, Drywall, Hollow Block, Plaster Point Type: Sharp Drive Style: Phillips Finish: Coated Color: White Interior or Exterior: Interior