1-1/2" Drive x 4-5/16" Standard - 12 Point Fractional SAE Impact - Grey Pneumatic

The Grey Pneumatic 6338R is a robust 1-1/2" drive, 4-5/16" 12-point SAE standard impact socket engineered for high-torque applications in heavy-duty environments. This professional-grade tool provides a secure fit on large fractional fasteners, essential for preventing component damage and minimizing downtime in demanding industrial and fleet maintenance operations. Designed for consistent, reliable performance, it is an essential component for challenging service tasks with large impact wrenches.

Key Features

• 1-1/2" Drive Compatibility: Designed for seamless integration with heavy-duty impact wrenches and torque tools commonly found in truck, bus, and industrial maintenance shops.
• 4-5/16" 12-Point SAE Design: Offers multiple engagement angles for efficient and precise fitment on large hex fasteners, simplifying alignment in challenging and tight setups.
• Impact-Grade Durability: Constructed from high-strength material, this socket is engineered for sustained high-torque impact use, ensuring reliability on stubborn fasteners across demanding shop and field conditions.
• Secure Fastener Engagement: Precision-machined geometry minimizes the risk of rounding and slippage on properly sized imperial hardware, contributing to extended fastener life and improved technician efficiency.
• Standard Length Profile: Provides a balanced reach, offering access to components such as hubs, suspension parts, and large flange bolts without excessive flex or bulk.

Applications

This impact socket is ideal for heavy truck and bus wheel, suspension, and drivetrain work, as well as service on off-road and construction equipment. It is well-suited for mining and quarry machinery maintenance and large industrial assemblies that utilize 4-5/16" SAE fasteners. Common environments include fleet maintenance shops, municipal garages, heavy equipment repair facilities, and industrial maintenance departments where large-diameter bolts and nuts are routinely serviced.

Specifications

• Manufacturer: Grey Pneumatic
• Model Number: 6338R
• Drive Size: 1-1/2"
• Socket Size: 4-5/16"
• Point Configuration: 12-point
• Measurement System: Fractional SAE
• Socket Type: Standard impact
• Weight: 19.91 lb