Secure hold in drwyall, lath, plaster, wood. Requires only Phillips screwdriver. Works with: D-rings, sawtooths, wire, keyoles. Hanger will not show above picture line. Patented.Holds 30 lbs. in drywall, 100 lbs. in stud. 1 Gold Includes 10 Bear Claw double-headed screws. Zinc plated. Easy to useMade in USA10 pack