This 3piece magnetic bit holder set is designed to provide convenience, efficiency, and versatility for a wide range of fastening tasks. Each holder features a different length – 60mm, 100mm, and 150mm – giving you the flexibility to work comfortably in tight spaces or extended reach situations. Key Features and Benefits: Three different lengths (60mm, 100mm, 150mm) allow for reach and access in various work environments, from confined cabinetry spaces to deep recessed fasteners. Quick change and release mechanism enables fast installation, locking, and unlocking of bits, reducing downtime and improving work speed. Strong magnetic bit holder ensures secure pickup and retention of screws, minimizing dropped fasteners and enhancing precision during assembly. 1/4 inch hex shank (6.35mm) fits seamlessly into most power drivers, drills, and handheld screwdrivers, delivering wide compatibility across multiple tools. Practical Applications: 1. Ideal for assembling furniture, where varying lengths help reach both shallow and deeply recessed screws. 2. Useful for electrical or mechanical maintenance, allowing efficient work in confined areas without compromising tool control. 3. for construction or DIY projects requiring consistent bit changes and secure screw placement. Constructed with a durable design to withstand repeated use, this set is an essential addition to any professional or home toolkit, enabling faster, cleaner, and more reliable fastening across a variety of tasks.