Features: brand new and high quality Material: Made of stainless steel, wear-resistant and corrosion-resistant. Stable load-bearing: The rigid eye design ensures stability and strength, and can withstand work loads of up to 100 pounds. Easy to install: very suitable for use with ropes, chains or cables. Multi-purpose: These Small Screw Hook can be used to hanging objects from walls or boards, especially designed for light-duty applications. The for sharp points bite into the wood quickly and easily. The package contains: You can get 20 screw hooks for hanging, M3x40 is not equipped with expansion tube, M4x50 and M5x65 are equipped with expansion tube. Package Includes: 20Pcs M3x40 Screws(Without Expansion Tube) / M4x50 Screws(With Expansion Tube) / M5x65 Screws(With Expansion Tube) Specifications: Material: 304 Stainless Steel M3 Size: Approx. 3x40mm/0.12x1.57inch M4 Size: Approx. 4x50mm/0.16x1.97inch M5 Size: Approx. 5x65mm/0.20x2.56inch note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.