IRWIN 1837536 Nutsetter, 5/16 in Drive, Lobular Drive, 1/4 in L Shank, Hex Shank

Lobular nutsetters are built for maximum durability, performance and long life with impact tools. Designed to drive the fastener from the side, rather than forcing the corners to turn, maintaining the true shape of the fastener and dramatically reducing breakage and damage from stripping. Also provides more clearance on the corners of the fastener where paint build-up often occurs. Black oxide finish resists corrosion to increase the life of the nutsetter.Lobular design drives fastener on side instead of corner for less stripping and longer life

Lobular design drives fastener on side instead of corner for less stripping and longer life

Rare earth magnets hold fasteners securely with four times the hold of standard magnets

1/4 in quick-change shank is designed to work with impact drivers and reduces slipping in standard drill chucks