Professional picture hangers used by museums and art galleries. No pilot hole required - sharp self-drilling tip easily installs with a phillips screwdriver. Includes 30 gold hanging screws that are 1" long. The smaller neck on this bearclaw fits most keyhole hangers or cut outs. Double-headed anchorless screws are ideal for hanging frames on drywall, lath, plaster, or in wood studs. Bear Claw screw hangers are perfect for hanging pictures and art. They support 30 pounds when installed in drywall (no anchor) and up to 100 pounds in wood studs.