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 in x 3.5 mm; the drill bit measures 2.7 in x 3.5 mm. Premium Material: These nails are made 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 and Root Removal: Copper nails help inhibit tree growth by releasing copper ions, aiding in the removal of unwanted trees, stumps, and roots. How to Use: Drill pilot holes into the tree stump or roots using the included drill bit and stainless steel nail. Insert the copper nails into the pilot holes and space them evenly around the base of the stump. Protect Surrounding Plants: This method allows for targeted stump and root removal without harming nearby vegetation. Color: Copper and silver Material: Copper, stainless steel, cobalt high-speed steel Package Contents: 23 x Copper nails 1 x Stainless steel nail 1 x Drill bit Note: The actual product color may vary slightly due to lighting and screen display differences. Size measurements may vary by +/- 1–3 cm.