Starts easier than other self-drilling drywall anchors | Deep thread design provides strong engagement in 3/8", 1/2" or 5/8" gypsum wallboard | Pre-drills precise hole in gypsum wall board - No hole preparation required | Constructed from durable plastic to last for years. Can be easily removed | Kit Includes 20 Plastic Anchors, 20 #8 x 1-1/4'' Phillips Screws and a Plastic Case, Hangs up to 50 lbs