Professional-grade 3/8" drive crowfoot wrench with Flank Drive® technology, special alloy steel construction, and 1800 in-lb maximum torque capacity for precision fastening in demanding industrial applications.
The Snap-on Tools@Height 3/8" Drive 2-5/16" Open End Crowfoot Wrench (Model THFC74) is a precision-engineered tool designed for professional mechanics and technicians working in aviation, aerospace, military, defense, oil and gas, power generation, railroads, and general industry applications. This chrome-finished crowfoot wrench features advanced Flank Drive® technology that ensures superior grip and minimal fastener damage during high-torque applications.
Crafted from special alloy steel, this wrench combines exceptional strength with durability to withstand demanding work environments. The continuous arc open ends are specifically designed to minimize jaw spread, ensuring constant contact with fasteners while delivering maximum turning power with minimal torque transmission loss. The innovative locking holes on all sides reduce the risk of misalignment, providing enhanced safety and precision during socket operations.
With a maximum recommended working torque of 1800 in-lb, this tool is ideal for heavy-duty applications requiring reliable performance. The thin wall design allows for better access around obstacles in tight spaces, making it an essential addition to any professional tool collection. Weighing only 0.84 pounds, it offers excellent portability without compromising structural integrity.
Key Features
- Locking holes on all sides reduce misalignment risk and enhance precision
- Precision-crafted from special alloy steel for superior strength and durability
- Continuous arc open ends minimize jaw spread for maximum turning power
- Thin wall design enables better access around obstacles in tight spaces
- Flank Drive® technology ensures superior grip and minimal fastener damage
- Chrome finish provides corrosion resistance and professional appearance
- Maximum recommended working torque of 1800 in-lb for heavy-duty applications
- Lightweight at 0.84 pounds for excellent portability and handling
Technical Specifications
| Specification |
Value |
| Model Number | THFC74 |
| Drive Size | 3/8 inch |
| Wrench Size | 2-5/16 inches |
| Type | Open End Crowfoot Wrench |
| Material | Special alloy steel |
| Finish | Chrome |
| Outside Diameter (Dimension A) | 3-27/32 inches |
| Center to Center (Dimension C) | 1-15/16 inches |
| Length (Dimension D) | 3-1/2 inches |
| Head Depth (Dimension E) | 1/2 inch |
| Total Depth (Dimension F) | 45/64 inches |
| Maximum Recommended Working Torque | 1800 in-lb |
| Weight | 0.84 lb (0.38 kg) |
| Point Type | 12-Point |
| Technology | Flank Drive® |
| Wall Design | Thin wall for obstacle access |
