6CT Black Anchor & Screw

6 Count, Screw head black coated, 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 20 gauge wood and metal studs. They also fasten into concrete, brick, block, and plaster when a 3/16" hole is pre-drilled.1-1/2" length Holds up to 50 lbs in drywall and 200lbs in concrete