Quality Adjustable Depth Screwdriver Bit Holder Durable Material: Crafted from chrome vanadium steel for exceptional hardness, strength, and resistance to rust. Built to deliver longlasting performance even under heavy use. Precise Screw Depth Control: Adjustable depth setting ensures screws are driven straight and to a consistent, predetermined depth, ideal for working with drywall screws where accuracy is essential. Strong Magnetic Tip: Securely holds 1/4 x 1 inch Phillips bits, making screw pickup and retention reliable and efficient. Helps reduce dropped or lost screws during work. Versatile Applications: for tasks such as deck construction, wood framing, installing plywood subflooring, and building crates. Equally effective for various carpentry and construction projects. This bit holder is designed for professionals and DIY enthusiasts who demand precision and dependability. Whether you are assembling a deck, framing walls, or securing subfloor panels, the adjustable depth feature ensures consistent results and prevents overdriving screws. The magnetic design enhances workflow by keeping screws firmly in place from start to finish. Made from chrome vanadium steel, it provides unmatched durability and rust protection, ensuring it remains a reliable tool in your kit for years to come.