Professional 9/16-5/8" SAE Flank Drive® offset box wrench with 60° deep offset design for superior access to recessed fasteners. 12-point configuration ensures strength and turning power. Chrome finished, ASME/ANSI compliant, ideal for aviation, aerospace, and industrial applications.
The Snap-on 9/16-5/8" 12-Point SAE Flank Drive® 60° Deep Offset Box Wrench (Model XO1820) is a professional-grade tool engineered for precision fastening applications in demanding industrial environments. This offset box wrench features a deeply offset head at 60° to the handle, providing exceptional access to recessed and hard-to-reach fasteners in confined spaces. The 12-Point Flank Drive® configuration delivers superior strength and turning power, making it ideal for aviation, aerospace, military, defense, oil and gas, power generation, railroad, and general industrial applications.
Constructed with precision engineering and superior materials, this wrench combines durability with performance. The chrome finish provides corrosion resistance and professional appearance while maintaining the tool's longevity in harsh working conditions. The 9-3/8" overall length provides optimal leverage and control, while the deeply offset design ensures fasteners in recessed areas are accessible without obstruction. The 12-point head design distributes load evenly across fastener points, reducing slippage and damage to bolt heads.
This Snap-on Flank Drive® wrench is manufactured to ASME®/ANSI® B107.6 standards, ensuring compliance with industry specifications and quality benchmarks. Whether you're working in aviation maintenance, heavy-duty fleet operations, or general industrial settings, this offset box wrench delivers the reliability and precision that professionals demand. The XO1820 is part of the comprehensive Snap-on hand tool lineup, backed by the company's reputation for quality and performance.
Key Features
- 60° Deep Offset Design - Provides exceptional access to recessed and hard-to-reach fasteners in confined spaces
- 12-Point Flank Drive® Configuration - Delivers superior strength and turning power with reduced fastener damage
- Chrome Finish - Offers corrosion resistance and professional appearance for long-lasting durability
- Precision Engineering - Manufactured to ASME®/ANSI® B107.6 standards for industry compliance
- Optimal Leverage - 9-3/8" overall length provides excellent control and mechanical advantage for fastening applications
Technical Specifications
| Specification |
Value |
| Model Number | XO1820 |
| Size Range | 9/16-5/8 inches |
| Head Style | 12-Point SAE Flank Drive® |
| Offset Angle | 60° Deep Offset |
| Overall Length | 9-3/8 inches |
| Head Depth | 13/32 inches |
| Outside Diameter | 13/16–29/32 inches |
| Finish | Chrome |
| Standards Compliance | ASME®/ANSI® B107.6 |
| Tool Type | Offset Box Wrench |
| Drive Type | Flank Drive® |
| Measurement System | SAE (Inches) |
