The Senco 3″ Rex Bit comes in a convenient pack of 2 and is designed for use with Senco’s Duraspin collated screw systems. These bits are engineered to deliver reliable performance and durability when driving screws into various materials, including wood, metal, and drywall. The Rex Bit features a specialized design that ensures optimal grip and torque transfer, allowing for efficient and precise screw installation. Whether for professional construction projects or DIY applications, the Senco Rex Bit is a must-have accessory for anyone using Senco Duraspin collated screw systems.