Features Aluminum Alloy Material The body is made of excellent aluminum alloy material, which is sturdy and durable, not easy to corrode, and ensures a long service life. Automatic Nail Feeder The adapter is fixed by a nail chain, easy to put in order, can feed the nail quickly, continuously and accurately, and has high efficiency. Wide Application The screw gun adapter can be used for screw fixing plasterboard, partitions, wooden boards, ceilings and other panels. Good universality: the clamping range ranges from 41mm to 46mm, this adapter is suitable for most cordless drills. Adjustment Depth The connection of this screw drill chain adapter can be adjusted to adjust the length of the screw. Specification: Item type: adapter for chain nail gun. Material: aluminium alloy. Drill chuck area: approx. 41-46mm/1.6-1.8inch Nail length range: approx. 25-45mm/1-1.8inch Package list: 1 x chain nail gun adapter. 1 x bit. 1 x pack of 50 chain nails. Package List 1 x Chain Nail Gun Adapter 1 x Bit 1 x 50pcs Chain Nails