Tujuezity focuses on industrial products, maternal and child products and home decoration products, guarding your safety, giving your family a variety of care and companionship, and creating a warm family mood and happiness. Feature:1. Adjustment Depth: The port of this screw drill chain adapter can be adjusted, convenient for fitting the length of the screw.2. Automatic Nail Feeding: The adapter is fixed by nail chain, easy to be nailed in order, can feed nail fast, continuous and accurate, has high efficiency.3. Wide Application: The screw gun adapter can be used for screw fixing of gypsum board, partition wall, wood board, ceiling and other boards. Specification:Item Type: Chain Nail Gun AdapterMaterial: Aluminum AlloyDrill Bit Chuck Range: Approx.41-46mm/1.6-1.8inNail Length Range: Approx.25-45mm/1-1.8in Package List:1 x Chain Nail Gun Adapter1 x Bit1 x 50pcs Chain Nails