-in-1 Impact SocketS Six-piece set consisting of the commonly used impact sockets in utility and construction work. • Hands-free adjustment between socket sizes • Deep socket with a 1/2" drive works great for pole hardware installation and removal • High-torque, 12-point design is easier to position and works with square fasteners (Cat. No. 66001 and 66010) • High-torque, 6-point design contacts flat sides of hex fasteners reducing round-off (Cat. No.