Park Tool ATD-1.2 Adjustable Torque Driver

Park Tool ATD-1.2 Adjustable Torque Driver Park Tool

Park Tool ATD-1.2 Adjustable Torque Driver

Park Tool ATD-1.2 Adjustable Torque Driver

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How precise is the Park Tool ATD-1.2 Torque Driver?

The Park Tool ATD-1.2 Adjustable Torque Driver is a precision hand tool for applying accurate torque to the small-to-medium fasteners found throughout modern bicycle components, including carbon fiber cockpits, seat posts, and electronic groupset components where over-tightening means expensive damage. The adjustable torque mechanism lets you set a specific value and then click out when that target is reached, eliminating guesswork and the creep that leads to stripped threads and cracked carbon.

Compatible with standard 1/4-inch hex bits, the ATD-1.2 works with the full range of driver bits already in your kit, covering hex, Torx, and Phillips fasteners across the entire bike. For any mechanic working on high-end components where manufacturer torque specs must be followed precisely, this driver removes the most common source of assembly error — hand feel.

$79.95
$79.95
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2 in stock

  • Orders over $100 ship free!
  • Estimated delivery: Mar 18 - Mar 22

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Specifications

  • Drive: 1/4-inch hex bit compatible
  • Torque range: Adjustable (refer to Park Tool specs for exact range)
  • Action: Click-type torque limiting
  • Use: Carbon components, cockpit hardware, electronic groupsets

FAQ

Can the ATD-1.2 be used on carbon fiber components?

Yes. The ATD-1.2 is particularly valuable for carbon fiber seat posts, handlebars, and stems where manufacturer torque specs must be followed precisely to avoid damage.

What bits are compatible with the ATD-1.2?

The ATD-1.2 accepts standard 1/4-inch hex shank bits, including hex, Torx, and Phillips profiles, making it compatible with most standard bit sets already in your collection.

How is the torque setting adjusted on the ATD-1.2?

The torque value is set by rotating the handle to the desired marking on the adjustment scale before use. When the set torque is reached during tightening, the driver clicks and disengages.

Best For

Mechanics and cyclists working with carbon fiber components, electronic groupsets, and high-end hardware where precise torque application is essential to avoid damage and ensure safe assembly.

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