HILKA 5 pce 1/2″ Nut & Bolt Remover Twist Socket Set

Removes bolts or nuts that have had their hex head rounded. Spiral design bites quickly and easily into rounded nuts and bolts. Made of CR-MO steel, black oxide coated and heat treated for extra high tensile strength and for corrosion resistance. Includes: 17, 19, 21, 22mm ½” drive sockets and a drive-out punch.