IRWIN Tools Nut Driver, 5/16-Inch x 6-Inch (IWAF346516)
IRWIN Tools IMPACT Performance Series Nutsetter, 5/16-inch, 6-Inch Length (1837564), Impact Nutsetters - Lobular, Built for maximum durability and long life with impact drivers, Manufactured with heavy-duty, cold-forged, high-grade steel to withstand high torque output.