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, and the drill bit measures 2.7 in x 3.5 mm. This set provides sufficient quantity for daily use and replacements.Premium Material: These nails are made of pure copper and stainless steel, offering durability, rust resistance, and anti-corrosion properties for long-term use. The drill bit is constructed from cobalt-infused high-speed steel, providing excellent resistance to heat, wear, and deformation.Effective Stump Removal: Copper nails help disrupt tree growth by releasing copper ions, assisting in the removal of unwanted trees and stumps.How to Use: Drill pilot holes 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 best results.Protects Surrounding Plants: This method effectively targets the stump without harming nearby vegetation.Color: Copper and silver Material: Copper, stainless steel, cobalt alloy Package Contents: 23 x Copper Nails 1 x Stainless Steel Nail 1 x Drill Bit Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.