High-quality materials This drywall drill bit is made of high-quality steel, safe, stable and very durable. It has sturdy and durable features that ensure long-term use.Screw Depth AdjustmentThis drywall screwdriver accessory has an adjustable design. You can adjust the depth of the screw by turning the nut. The automatic unlocking ensures that the screw is drilled to the exact depth, making work easier.Magnetic bit holder This product is adjustable and it is very easy to change the drill. You just need to put the screws on the drywall drill bit when working, and the screws will be automatically absorbed. It is very convenient and can help you save time and effort. and suitable for long-term use.Package IncludesThis magnetic bit holder contains a total of 3 magnetic bit holders with 3 PH2 cross bits. It offers a wide range of uses and is suitable for all electric drills. It's easy to install and use.Satisfactory ServiceIf you encounter any problems while using this product, please feel free to contact us. We will respond to you as soon as possible after seeing it