Usage Tips:Reliable Material: the nail plates are made of steel material with zinc coating, sturdy and strong, reliable and heavy duty, not easy to break or rust, which can you for a long time and you can use them with confidence a Nice Helper: our nail protectors are practical and useful tools, which can avoid cables and tubes installed through wood from cut while drilling through them, bringing much convenience to you Easy to Use: our nail plates for studs are designed with pointed prongs and nail holes, you just need to hammer them into upright wood stud to restrain screws or nails from penetrating or disturbing cables during construction, easy and convenient to install Size Information: proper in size and sturdy in material, large enough to protect plumbing and wiring; Please confirm the size before placing an order Rich in Quantity: you receive 50 pieces of safety nail plates for wood studs in the package, enough quantity to meet your needs and replacements, which can protect your tubes and cables, and you can also share some with your friends Colour:Silver Material:Metal Package Contents: 50x Safety Nail Plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.