Set of 3 quick-change magnetic drywall bits - Adjustable screw depth - 1/4" hex shank

Screw Depth Adjustment - The screw depth can be adjusted by turning the nut, and the automatic release ensures that screws are drilled to the exact depth, making subsequent filling easier. [Work Efficiently] - The drywall bit is magnetic, making it very easy to change the drill bit. Simply place the screw on the drywall bit while working, and the screw is automatically absorbed. No need to use your hands to support the work; it's safer and faster! - 3-piece magnetic bit holder with 3 PH2 Phillips head bits, hex shank: 6.35 mm; interface: 6.35 mm. Length: 65 mm. Suitable for all drills and cordless drills. High-Quality Materials: The bit is made of high-quality chrome vanadium steel (CRV) for a long service life. The bit holder has robust and durable features that can guarantee stable and reliable results for long-term use. [Satisfactory Service] - If you have any problems using the drywall bit, please feel free to contact us. We will offer you the most professional customer service program, so you can buy with confidence.