Ingersoll Rand R3150 1/2-Inch Cordless Ratchet. Performance: With 54 ft-lbs of torque, the R3150 cordless ratchet delivers the same kind of power you expect from an air tool. Durability: Patent-pending metal and composite construction makes this tool lightweight, yet strong enough to protection against repeated drops. Versatility: Battery power means greater portability. Bare Tool: Battery or charger not included.