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: The nails are made of pure copper and stainless steel, offering durability, rust resistance, and corrosion resistance for long-term use. The cobalt drill bit is constructed from high-speed steel with cobalt, providing heat resistance, wear resistance, and resistance to deformation. Tree Stump and Root Removal: Copper nails help disrupt tree growth by releasing copper ions, aiding in the elimination of unwanted stumps and roots. How to Use: Drill pilot holes into the tree roots using the included drill bit and stainless steel nail, then hammer the copper nails into the holes. Space the nails evenly around the base of the stump for effective results. Protects Surrounding Plants: This method allows for targeted stump and root removal without harming nearby vegetation. Color: Copper and silver Material: Copper, stainless steel, cobalt-infused high-speed steel Package Contents: 23 x Copper nails 1 x Stainless steel nail 1 x Cobalt drill bit Note: The package includes only the items listed above. Light reflection and display differences may cause slight variations between the product color in images and the actual item. Measurement may vary by +/- 1–3 cm.