Tree Spike Studs and Spikes Metal Screw Back Spots for Leathercraft Rivet Bullet Leather Clothing Punk DIY Leather Crafts-25mm (50PCS, Gold) Material: Zinc Alloy Metal (Lead And Nickel Free), Shape: Tree Spike, Screw Type: Phillips/ Slotted. Color:Gold Size - Height: 25mm Cone Bullet Spike Studs Are Suitable for All kind of art and leather Crafts And Clothes making Quantity:50 pcs/Pack