Our Coppers nails disrupts tree growth by releasing excessive Coppers ions, helping to trees, stumps, and root. These hardware nails are mainly make of Coppers, which are strong and rustproof, and have long service life. Coppers nails are used to remove tree stumps and without affecting surrounding plant. The included Steels nails and Drills bit quickly make holes in tree root, allowing Coppers nails to be easily hammered in without bending. You receive a set of tree stump removal tool, includes 23pcs Coppers nails, 1pc stainless Steels Nails, 1pc Drills bit nails, sufficient quantity to meet daily use and replacement needs. Colour:random colors, don't accept specified color Material:copper Package Contents: 1 * stump removal spikes nails set Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.