Features: High-quality material: Made of high-quality plastic stainless steel, wear-resistant and corrosion-resistant, not easy to rust and break, can be used for a long time, durable. Automatic nail feeding: electric drill screw tightening equipment, with a chain automatic nail feeding mechanism. Nail feeding is fast, continuous, accurately, easy to operate, and does not dropping nails. Adjustable Depth: The adapter port is adjustable to accommodate the length and depth of the screw. Clamping range to fit most cordless drills. EASY TO USE: Suitable for replacing old or damage nails. You can reinstall the screws into the chain for easy access. Depth adjustable, simple and practical. Wide application: installed on the electric drill, suitable for gypsum board, partition wall, wood board, suspended ceiling, etc. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Plastic Stainless Steel Size: As shown Package List: 1 x Automatic Chain Nail Adapter