- Specifications: This PH2 screwdriver bit set includes 6 different sizes (25mm to 150mm) designed to effectively remove all common sizes of damaged or stripped screws. The bits feature a 1/4" hex shank, approximately 1/4" in diameter, ensuring compatibility with most power and cordless drills. - Enhanced Performance: Each screwdriver head is equipped with strong magnetism for quicker fastening. The non-slip tip securely holds screws in place, greatly reducing the risk of slippage and minimizing screw damage during use. - Versatile Applications: Ideal for locating and driving plasterboard and drywall screws, the depth stop design controls screw penetration to protect the board from damage. These bits are also suitable for a variety of tasks including home decoration, furniture assembly, and working with electronics, plastics, and metal. - Durable Material: Constructed from high-quality alloy steel with a hardness rating of HRC58-60, these screwdriver bits undergo high-temperature quenching for enhanced durability and impact resistance. They are rustproof, wear-resistant, and designed for long-lasting use. - Practical Use Scenarios: 1. When repairing drywall or installing new boards, use these bits to securely drive screws at the correct depth, preventing unnecessary board damage. 2. Perfect for furniture assembly, ensuring all screws are fastened securely without the risk of stripping or slipping. With this comprehensive set, you will tackle various screw-related tasks with confidence and efficiency.