ITW Brands 25316 50PK#50 Stud Dry Anchor Stud solver works every time in drywall, even If you hit a wood stud Perfect for hanging blinds, smoke detectors, picture frames, mirrors, bathroom accessories and more Use in 1/2 in. Or 5/8 in. Drywall Supports up to a 50 lb. Load in 1/2 in. Drywall Piercing tip penetrates wooden studs to eliminate breakage