GEARWRENCH Double Box End Wrench Set 85988 8 To 19mm XL (12-Piece 72-Tooth 5-Deg Arc 12-Point Metric Alloy Steel Extra Long Automotive Fastening)
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GEARWRENCH 85988 12-Piece XL GearBox Metric Double Box End Ratcheting Wrench Set
The GEARWRENCH 85988 12-piece XL GearBox metric double box end ratcheting wrench set combines high-leverage breaking torque with a fine 72-tooth ratcheting box end requiring only a 5-degree swing arc. Forged from high-grade alloy steel with a mirror-finish full polish chrome, each extra-long wrench features an off-corner loading geometry that directs driving force onto fastener flats to prevent head stripping. Engineered with a flat 0-degree offset non-ratcheting end for breaking seized hardware and a high-speed ratcheting end, this set covers metric sizes from 8mm to 19mm for tight engine bays and industrial equipment.
Best Used For:
- Restricted Engine Bay Maintenance: Reaching deep obstruction-heavy automotive brackets and engine mounts with extra-long leverage beams.
- High-Torque Fastener Breakout: Applying maximum manual leverage to break loose stubborn, rusted metric bolts using the standard 0° offset box end.
- Industrial Machinery Assembly: Rapidly running down and torquing 12-point metric fasteners in confined equipment enclosures with a 5° swing arc.
Key Performance & Safety Features
- 72-Tooth Ratcheting End: Only requires a 5° swing arc to move fasteners, making it 6x faster than standard box end wrenches.
- Extra-Long Pattern: Provides maximum leverage and reach for breaking loose high-torque or rusted fasteners.
- Off-Corner Loading: Box end design maximizes grip while virtually eliminating fastener rounding.
- Dual-Purpose Design: Features a standard box end for high-torque breaking and a ratcheting end for speed.
- 0° Offset Non-Ratcheting End: Ideal for breaking loose stubborn fasteners in shallow or recessed spaces.
- Quick Identification: Sizes are clearly stamped on both ends of the beam for easy tool selection.
What's Included
- (12) XL GearBox Metric Ratcheting Wrenches: 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm
Technical Specifications
| Brand | GEARWRENCH |
| Model Number | 85988 |
| Set Piece Count | 12 Pieces |
| Measurement System | Metric |
| Size Range | 8mm (0.315 in) to 19mm (0.748 in) |
| Wrench Type | Double Box End Ratcheting |
| Drive Type | 12 Point |
| Ratchet Tooth Count | 72 Teeth |
| Swing Arc | 5° |
| Length Format | Extra Long (XL Beam) |
| Material | Alloy Steel |
| Finish | Full Polish Chrome |
| Total Weight | 6.38 lbs |
| Standard Compliance | Meets or Exceeds ASME and ANSI Specifications |
Pro-Tip: Use the standard 0-degree offset box end to crack frozen or over-torqued fasteners loose before switching to the ratcheting end for rapid rundown.
