About the product The anchorless screw is a picture hanging screw with a special non-combustible, heat-treated tip for puncturing metal and wood studs. This powerful hanger is a screw and wall anchor in one, so skip the drill and anchor when penetrating hard surfaces and install directly using a Phillips screwdriver. The anchorless screw is also known as a one-step, no-anchor fastener for French cleats. One-piece mounting screw for hanging light to medium-weight objects like paintings, mirrors, and shelves on drywall, plaster, brick, and concrete walls Measures 1 3/8” long with no. 8 head Supports up to 50 lbs (drywall) and up to 150 lbs (concrete) Made of Zinc Blue Trivalent so it will not rust or tarnish RoHS compliant Instructions On the wall, mark the position where you’d like to install the screw. Drill a 3/16” pilot hole if your wall is a plaster wall, brick, or concrete. Skip to step 3 if your wall type is none of these. Drive the wall dog screw directly into drywall, metal, or wooden substrates using a screwdriver. Hang your frame. Related Content Everything You Need To Know About Picture Hanging Screws How to Tell if You Should Use a Bear Claw Screw or a Wall Dog Screw