Easy to install Christmas lamp hooks, fast and convenient to set up. Use a Phillips screwdriver to screw the nails into wooden beams, or use a hammer to secure them tightly for quick installation, saving time and effort. You will receive 40 outdoor hooks. The products come packaged in plastic boxes measuring 128 mm (5.04 inches) long, 65 mm (2.56 inches) wide, and 20 mm (0.79 inches) high. The Q hook length is 35 mm (1.37 inches). The opening hook measures 7 mm (0.28 inches), and the M4 x 25 screw has a thread length of 22 mm (0.86 inches). The screw provides a firm hold. A windproof and rustproof hanger suitable for lighting fixtures and other outdoor wire applications year-round. Features an open loop for quick release while offering secure holding power. The hook supports up to 10 pounds and is suitable for both indoor and outdoor use. Ideal for safely hanging lightweight items such as holiday lights, drip lines, potted plants, bird feeders, birdhouses, ropes, chains, wind chimes, and LED lights. Made from high-quality zinc alloy with a smooth, burr-free surface. Offers strong durability, excellent toughness, and rust resistance. Designed for long-term use and reuse.