Milwaukee Quick-Twist is designed to deliver fast and secure wire connections, making installation easier while reducing hand and wrist fatigue. Its innovative stepped internal geometry is compatible with the most common standard and winged wire connectors, including orange, yellow, tan, red, large gray, and large blue wire connectors. The ¼” hex shank allows for seamless use with impact drivers, enhancing efficiency and convenience on the job. Model Number: 48-32-6400