Professional 1/2" drive 1-3/4" open-end wrench with integrated safety lanyard system, manufactured from premium alloy steel with nickel-chrome plating for corrosion resistance and maximum working torque of 3,900 in-lb.
The Snap-on Tools@Height 1/2" Drive 1-3/4" Open-End Wrench (Model THSC56) is a professional-grade tool designed specifically for elevated work environments where safety and tool retention are critical. This innovative wrench features the revolutionary Tools@Height System that tethers each tool with its own integrated lanyard, significantly minimizing tool exchanges and dramatically reducing the likelihood of dangerous drops from heights. The wrench is manufactured from premium special alloy steel and undergoes rigorous heat treatment processes to ensure optimum strength and durability, making it ideal for demanding industrial applications.
Engineered with precision attachment points that don't interfere with the tool's functionality, this 1-3/4" open-end wrench delivers exceptional performance with a maximum recommended working torque of 3,900 in-lb. The nickel-chrome plating provides superior corrosion resistance and makes routine cleaning and maintenance effortless. With a total weight of just 0.85 lbs (0.39 kg), this tool offers excellent balance and comfort during extended use, reducing operator fatigue in demanding work conditions.
The THSC56 is sized for optimum comfort and control, featuring precision dimensions including an outside diameter of 3-15/32 inches and a head depth of 17/32 inches. This wrench is perfect for professionals in aviation, aerospace, military, defense, oil and gas, power generation, railroads, and heavy-duty fleet maintenance industries who require reliable, drop-resistant tools for working at heights.
Key Features
- Integrated Tools@Height lanyard system minimizes tool exchanges and prevents dangerous drops from heights
- Engineered attachment points designed to not interfere with tool functionality
- Manufactured from premium special alloy steel with rigorous heat treatment for superior strength and durability
- Nickel-chrome plating provides excellent corrosion resistance and easy cleaning
- Optimally sized and balanced for comfort during extended use and reduced operator fatigue
Technical Specifications
| Specification |
Value |
| Product Model | THSC56 |
| Drive Size | 1/2 inch |
| Wrench Size | 1-3/4 inches |
| Type | Open-End Wrench |
| Material | Premium Special Alloy Steel |
| Finish | Nickel-Chrome Plating |
| Outside Diameter (Dimension A) | 3-15/32 inches |
| Center to Center Distance (Dimension C) | 2-3/16 inches |
| Head Depth (Dimension F) | 17/32 inches |
| Total Depth (Dimension F) | 5/8 inches |
| Weight | 0.85 lbs (0.39 kg) |
| Maximum Recommended Working Torque | 3,900 in-lb |
| Safety Feature | Integrated Lanyard System (Tools@Height) |
| List Price | $115.00 |
| Availability | In Stock |
