Introducing the RUBYCA 12MM Metal Tree Spikes and Studs Kit, a perfect addition to your leathercraft projects. This kit includes 144 sets of mixed colorful tree spike screw-backs, neatly stored in a RUBYCA container box for easy access and organization. The spikes are made of zinc alloy metal, ensuring durability and longevity. Each spike has a height of 12mm and a base diameter of 8mm, making them ideal for various leathercraft and clothing projects. The screw type is Phillips or Slotted, and the shape is round base cat claw spike. This kit includes 18 pieces of each color: pink, red, black, white, purple, green, blue, and orange. Use these spikes to add a touch of personality to your leather accessories, jackets, belts, shoes, and bags. They also make great DIY crafts and decoration supplies. Get creative and make a statement with the RUBYCA 12MM Metal Tree Spikes and Studs Kit.