[Self-Drilling Anchors Screws] Knock, Insert, Tighten - Quick and Convenient Installation. [No Need to Drill] Easy Operation, No Damage to Wall - Wall Screws [Premium Material] Carbon Steel, Yellow Zinc Plated - Maximum Durability and Holding Power. [Quick Breakthrough] Concentrated Focus, Strong and Reliable - Drive Screws into Drywall. [Wide Application] Hang Objects with 66 Pound Maximum Weight - Specially Designed for Drywall. These self-drilling anchors and screws are suitable for installing drywall in homes, offices, or other buildings; ideal for hanging various items such as curtains, wall lamps, murals, partitions, pipelines, picture frames, clocks, plants, and more. Quantity: 200 Pieces Color: Yellow Material: Steel Package Contents: 200 x Gypsum Board Expansion Screws Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. Measurement may vary by 1-3 cm.