Not Easy to Rust: 20pcs rivets and 20pcs spacers are made of high-quality metal material, the surface is galvanized to make them more corrosion resistant and not easy to rust. Two Sizes of Hole Punch: The holes on the 2pcs hole punch are of different sizes, which can make two different sizes of holes. The hole size is 4mm/0.16in as well as 3.5mm/0.14in. Sturdy & Durable: 1pcs mounting bar is made of stainless steel, smooth surface and not easy to rust, enough weight to easier to perfect holes. Steps to Use: 1. punch the holes. 2. thread the rivets and put the washers. 3. fix the spacers with the holes on the mounting bar. 4. cut off the excess bottom bar with pliers, leaving only 2-3mm. 5. Use the recessed holes in the mounting bar to tap tightly just to keep the position. 6. Finish Wide Range of Applications: The firmware mounting tool is suitable for making perfect willow stud decorations on belts, wallets, clothing, cases, and leather goods. The willow stud kit is great for producing fashion pieces Colour: Silver + Material: Metal Package Contents: 1 x mounting rod (119 x 20 x 11mm) 1 x small hole punch (length: 99mm hole diameter: 3.5mm) 1 x hole punch (length: 99mm hole diameter: 4mm) 10 x spacers (outer diameter: 11mm/hole 3.5mm) 10 x small spacers (outer diameter: 9mm/hole 4mm) 20 x rivets Only the above package content, other products are not included. Note: Light 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.