This comprehensive 170-piece Crescent mechanic tool set features a carefully selected assortment of high-quality hand tools designed for professional performance. Built with chrome alloy steel and a mirror polish finish, these tools meet ANSI and ASME specifications for reliable durability. The set includes surface drive technology to prevent fastener rounding and a 72-tooth ratchet for precision in tight spaces.

• Constructed from premium chrome alloy steel for maximum durability
• Nickel chrome plated with a mirror polish finish for long-lasting corrosion resistance
• Sockets feature advanced surface drive technology to virtually eliminate fastener rounding
• 72-tooth ratchet design requires only a 5-degree swing for precision in tight spaces
• Large quick-release button ensures easy and efficient tool operation
• Comprehensive 170-piece assortment meets ANSI and ASME specifications