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Power Tools Direct£40.40Visit shop Premier Black Black Premier Torque Wrench Set 1/4Insq Drive 5-25Nm 14Pc
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B&Q£49.08Visit shop B&Q - Stw911B Torque Wrench Set 1/4"sq Drive 5-25Nm 14Pc
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This 14-piece Sealey Torque Wrench Set (STW911B) is designed for professionals and serious DIYers who need precise torque application for smaller fasteners, particularly in automotive or mechanical tasks. Its key benefit is ensuring fasteners are tightened to the exact specification, preventing damage and ensuring component integrity. A potential caveat is its limited torque range, making it unsuitable for heavy-duty applications. The set includes a 1/4" square drive torque wrench with a 5-25Nm range, featuring a flip reverse ratchet head, clear Nm and lb.ft scales, and individual calibration certificates for accuracy.
| Model Part Number | STW911B |
|---|---|
| Brand | Sealey |
The Sealey STW911B torque wrench is calibrated to a tolerance of 4% and is tested in accordance with BS EN ISO 6789-1:2017 standards.
The torque wrench has a range of 5-25 Nm (Newton-metres), which is equivalent to 3.7-18.4 lb.ft (pound-feet).
To set the torque, unlock the handle by loosening the collar at its base, rotate the handle until the desired value is displayed on the scale, and then re-tighten the collar to lock the setting.
After each use, it is recommended to reset the torque setting to the lowest value (5 Nm) to maintain the accuracy and prolong the life of the internal spring mechanism.
The set includes the 1/4" drive torque wrench, various socket bits, a 100mm extension bar, and a bit adaptor, all housed in a durable blow-moulded case.
No, this torque wrench has a limited range of 5-25 Nm, making it ideal for precision work on smaller components but not suitable for heavy-duty applications requiring higher torque values.
The Premier Black Series range, which includes this torque wrench, typically comes with a lifetime guarantee against manufacturing defects.
Ensure the torque setting is correctly locked by tightening the collar at the base of the handle. Check that the torque value is within the 5-25 Nm range. Verify the tool is not damaged and has not exceeded its calibration limits.
Ensure the wrench is clean and dry. Use adequate lighting when setting the torque. If markings are significantly worn, consider professional recalibration or replacement.
Avoid forcing the mechanism. Gently work the flip reverse lever back and forth. If the issue persists, the internal mechanism may require professional servicing or cleaning. Do not attempt to lubricate without manufacturer guidance.
Ensure you are applying smooth, steady force and stopping immediately at the click. Make sure the torque setting is properly locked. If consistent inaccuracy is suspected, the wrench should be professionally recalibrated.
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