Grey Pneumatic 4140M Drive x Standard Impact Socket - 1 40mm 12-Point

The Grey Pneumatic 4140M is a professional-grade 1-inch drive impact socket designed for heavy-duty applications requiring maximum torque transfer. This 40mm socket features a 12-point design that provides more contact points on fasteners, making it easier to position on bolts and nuts in tight spaces.

Key Features:

• 1-inch drive size for use with heavy-duty impact wrenches and breaker bars
• 40mm socket opening fits metric fasteners commonly found on trucks, heavy equipment, and industrial machinery
• 12-point (double hex) design allows for 30-degree incremental positioning
• Standard length socket provides optimal reach for most applications
• Constructed from high-quality chrome molybdenum alloy steel for superior strength and durability
• Through-hardened construction resists wear and distributes stress evenly
• Black oxide finish provides corrosion resistance and identifies sockets as impact-rated
• Designed specifically for use with impact tools to handle high-torque applications

Grey Pneumatic impact sockets are manufactured to exacting standards and feature their signature high-visibility markings for easy size identification. Each socket comes packaged in a poly bag with barcode for inventory management. Ideal for professional mechanics, heavy equipment operators, and maintenance technicians who demand reliable tools for demanding applications.