• Patented design removes old, stripped, rusted or damaged nuts and bolts up to 85% rounded • Deep wall, impact grade chrome vanadium steel for strength and durability • Corrosion and oil resistant black phosphate finish • Large size laser etching for easy identification • Sizes: 10, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22mm • Innovative storage/carrying case features dual hinge design for easy access to all 11 sockets
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