This professional 27-piece Crescent socket set is crafted from durable Crestoloy alloy steel to ensure long-lasting strength. Featuring surface drive technology to prevent fastener rounding and a 60-tooth ratchet for precision, these tools meet stringent ANSI and ASME specifications.

• High-strength Crestoloy alloy steel construction for maximum durability
• Surface drive technology virtually eliminates fastener rounding
• 60-tooth ratchet mechanism requires only a 6-degree swing for precision in tight spaces
• Teardrop ratchet head and extra-long handle provide improved access and increased torque
• Large quick-release button ensures easy and efficient operation
• Meets stringent ANSI and ASME specifications for professional reliability