RIDGID GEN5X 18 Volt Driver/Impact Driver Kit. RIDGID introduces their next generation of cordless tool with the GEN5X Brushless 18-Volt Compact Hammer Drill/Driver and 3-Speed Impact Driver Combo Kit. The 18-Volt Brushless 2-Piece kit has best-in-class torque for the most demanding applications. RIDGID brushless has up to 50% more run time and longer motor life.