Package & Size: You will receive a set of tree stump removal tools, including 23 copper nails, 1 stainless steel nail, and 1 cobalt drill bit. The copper nails and stainless steel nail measure 3.5 inches x 3.5mm, while the drill bit measures 2.7 inches x 3.5mm. This set provides sufficient quantity for everyday use and replacements.Premium Material: These nails are made primarily of pure copper and stainless steel, offering durability, rust resistance, and long service life. The drill bit is constructed from cobalt-infused high-speed steel, providing resistance to heat, wear, and deformation.Tree Stump Removal: The copper nails can help in managing unwanted tree growth by releasing copper ions into the wood. This method may assist in decomposing tree stumps over time.How to Use: Begin by creating pilot holes using the included drill bit and stainless steel nail. Then, hammer the copper nails into the holes, spacing them evenly around the base of the stump.Protect Surrounding Plants: This method allows for targeted stump treatment without harming nearby vegetation.Color: Copper + Silver Material: Copper, Stainless Steel, High-Speed Steel with Cobalt Package Contents: 23 x Copper Nails 1 x Stainless Steel Nail 1 x Drill Bit Note: Light reflection and differences in display settings may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1-3 cm. Only the items listed above are included; other accessories are not part of this package.