• The unique professional feature of auto flex spring loaded design which prevent joint "falling" to one side
• Auto-Flex™ design allows mechanic one hand operation
• 10 in. extension reduces the need for additional extensions
• Constructed of chrome-vanadium steel for exceptional strength and longevity
• Spring loaded detent keeps sockets secure during use
• Knurling on handle for excellent grip in oily conditions
• Overall Length: 10 in. (250 mm)
• Meets and exceeds ANSI/ASME standards