About this item

• Size is marked both with a high-visibility laser marking and a permanent stamped marking that won't wear off
• 6-point socket opening provides an exact fit for hex fasteners
• Radiused corners prevent fastener round-off by applying force to a fastener's flat sides, rather than its corners
• Meets a minimum of 1.3 times the ANSI/ASME standard for proof torque
• Detent pin hole on one side allows works with both friction ring and detent pin anvils