Package Size You will get a set of tree stump removal tools, including 23 copper nails, 1 stainless steel nail, 1 cobalt drill bit, sufficient quantity to meet your daily use and replacement needs. The size of the copper nails stainless steel nail is 3.5 inches 3.5 mm, the drill bit size is 2.7 inches 3.5 mm Premium Material These stump removal nails are mainly made of pure copper and stainless steel, which are sturdy and durable, rustproof and anti, and have a long service life The drill bit is made of cobaltcontaining highspeed steel, which is to heat, wear and deformation. Remove Tree Stumps and Our copper nails disrupt tree growth by releasing ecessive copper ions, which helps trees, stumps and How to Use the Nail Set , make pilot holes in with drill and stainless steel nails, then hammer the copper nails into the hole, finally drive the nails out evenly around the base of the stump. Protect Surrounding Plants Copper nails are used to remove tree stumps and without affecting surrounding plants Color Copper silver Material copper Package Contents 23 Copper Nails 1 Stainless Steel Nails 1 Drill The above package contents only, other products are not included. Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 13 cm.