Package Contents: 25 copper nails, 1 cobalt drill bit. A set of tools designed for stump removal, suitable for regular use and replacement. [Stump Removal] Insert copper nails into drilled holes around the base of the stump to aid in removal. High Quality: Made from 99% pure copper and cobalt-containing high-speed steel. Copper nails are rust-resistant and durable; the drill bit is heat-resistant, wear-resistant, and maintains structural integrity. Easy to Use: Drill holes into the stump using the included drill bit, then hammer the copper nails evenly around the base. Reusable: Components can be reused after removal. For trees with a diameter up to 2 feet, approximately 10 or more copper nails are recommended. Note: Slight variations in appearance may occur due to manufacturing batches—this does not affect functionality. Color: Copper and silver Material: Copper, cobalt-containing high-speed steel Package Contents: 25 × copper nails, 1 × drill bit Other items shown are not included. Note: Screen settings and lighting may cause slight color differences between the image and the actual product. Measurement tolerance: ±1–3 cm.