Professional 7/8" SAE Flank Drive® Plus four-way angle head wrench with 62% more power, heat-treated alloy steel construction, and four-position versatility for industrial and automotive applications.
The 7/8" SAE Flank Drive® Plus Four-Way Angle Head Open-End Wrench (Model SVS28A) is a premium professional-grade wrenching tool manufactured by Snap-on, designed for demanding industrial and automotive applications. This high-performance wrench features the revolutionary Flank Drive® Plus wrenching profile on the open end, which "bites" into the fastener to prevent slipping and rounding while delivering up to 62% more turning power and strength compared to conventional wrenches. The tool is constructed from special alloy steel and undergoes heat treatment to ensure optimum strength, durability, and longevity in the most challenging work environments.
The four-way angle head design allows the wrench to be used in four different positions, with offset angles of 30° and 60° to the handle, providing exceptional versatility and access to fasteners in confined spaces and awkward angles. Both ends of the wrench are the same size, enabling technicians to work efficiently with a single tool in multiple orientations. The wrench features a nickel-chrome plating finish that provides superior corrosion protection and makes cleaning and maintenance effortless. Sized for optimum comfort and balance, this wrench meets ASME B107.100 standards for quality and performance.
With a list price of $85.75, this professional-grade wrench is ideal for aviation and aerospace technicians, military and defense applications, oil and gas operations, power generation facilities, railroad maintenance, and general industrial use. The SVS28A is part of Snap-on's comprehensive line of Flank Drive® Plus wrenches and can be used individually or as part of a complete wrench set for maximum efficiency and productivity.
Key Features
- Flank Drive® Plus wrenching profile prevents slipping and rounding of fasteners
- Delivers up to 62% more turning power and strength than conventional wrenches
- Special alloy steel construction with heat treatment for maximum durability
- Four-way angle head design with 30° and 60° offset angles for versatile access
- Nickel-chrome plating provides corrosion protection and easy cleaning
- Same size on both ends for multi-position use with single wrench
- ASME B107.100 standards compliant for professional quality assurance
- Optimally sized and balanced for comfortable extended use
- Ideal for confined spaces and awkward angle applications
Technical Specifications
| Specification |
Value |
| Product Model | SVS28A |
| Size | 7/8 inches SAE |
| Wrench Type | Four-Way Angle Head Open-End Wrench |
| Material | Special Alloy Steel, Heat-Treated |
| Finish | Nickel-Chrome Plating |
| Length | 9-13/32 inches |
| Dimension B (Outside Diameter) | 1-23/32 inches |
| Dimension D (Head Depth) | 5/16 inch |
| Angle Offset | 30° and 60° to handle |
| Standards Compliance | ASME B107.100 |
| Wrenching Profile | Flank Drive® Plus |
| Power Advantage | Up to 62% more turning power and strength |
| List Price | $85.75 |
| Warranty | Snap-on Lifetime Warranty |
| Applications | Aviation, Aerospace, Military, Defense, Oil & Gas, Power Generation, Railroads, Industrial |
