- Box End Thickness: 73 mm
- Box End Width: 152 mm
- Manufacturer Name: Stanley Black & Decker
- Material: Alloy Steel
- Measurement System: Metric
- Offset Size: 50 mm
- Overall Length: 457 mm
- Specifications Met: Federal GGG-W-636E
- Wrench Type: Box/Single End
- Type: Super Heavy Duty
- Wrench Opening: 100 mm
- Number of Points: 12
- Handle Type: Offset/Straight
- Application
- Item Features
- Standards
For heavy use in close quarters where hammer or sledge is required to loosen frozen nuts or set large fasteners
- Non-reflective black oxide finish for use where non-plated products are required
- 12 point box end allow for fine indexing, helping to improve speed and access
- Fits 4, 6 and 12 point fasteners
- High strength rectangular design withstands heavy sledging
- Box opening designed to remain in place on fastener when wrench is struck
- Heavy box walls provide greater transmission of torque to fastener
- Straighter handle design than striking wrenches resists springing, nut turns easier
US Federal Specification GGG-W-636E