Features and Benefits:

• Set includes sizes 8.25mm-12mm in 0.25mm increments
• Removes rounded or damaged fasteners (round, hex, or square)
• 1/4mm increments ensures coverage regardless of fastener head condition
• Each set comes on a sturdy, professional-grade locking socket rail
• All pieces, including socket rail are made in the USA

Manufactured from heat-treated alloy steel. No hammering required to install socket over fastener. Twist socket tightens as more torque is applied. Additional applications include exhaust manifold nuts, studs, pipe nipples and corroded marine fasteners.