· Steel Fence Staple Nails: 50pcs wire fence staples, enough quantities to meet your daily fencing and wire mesh. The diameter is approx. Ø 2.9 mm. Size: 30 mm in length, 15 mm in width.· Sturdy & Durable Wire Staples: Made of high quality steel, these 1-1/4'' U shaped fencing staples are sturdy and sharp, keeping straight and hard to break and bend.· Galvanized Plating: With galvanized appearance, these u shaped nails for wood are non-fading, waterproof, rust resistant and corrosion-resistant.· Easy to Use: When hammer the U shaped fasteners nails in wood, drywall, they can hold stuff, strong and durable. Suitable for most types of concrete walls, plaster, brick and wood.· Widely Used: These U staples for fencing are ideal for wire fencing, mesh and woven installation, livestock fence, field fence, horse fencing, chain link fencing, pole copper ground wire installation.