Aist automatic torque wrench
Tips for motorists

Aist automatic torque wrench

Buyers note both the pros and cons after using the tool of this brand.

For accurate and uniform tightening of bolts on vehicle assemblies, special wrenches with a torque mechanism are used. Such tools help to tighten the fasteners to a specific force limit, in order to avoid stripping the thread when tightening or under-twisting the fastener and, as a result, its spontaneous unscrewing.

Aist torque wrenches

The tool is produced in Taiwan by order of the Russian company Aist. The firm was founded in 1996. And since 2000, the production and sale of auto tools has been the main activity of the company. Production facilities are located in Chinese factories.

The Aist trademark produces torque scale wrenches up to 3000 Nm for:

  • spark plugs;
  • cylinder head bolts;
  • wheels of cars, commercial and trucks;
  • engine.

For maximum screwing of fasteners of small diameter located in hard-to-reach places of the machine, the company offers a professional tool with article numbers 16113050 and 16032025.

Key 16113050

Small-sized geometric tool with a ratchet. Made from high quality steel. Force range - 5-50 Nm. Torque wrench "Aist" with article number 16113050 is used for precise screwing of threaded fasteners into small-caliber holes.

Aist automatic torque wrench

Torque wrench electronic

Tool Specifications:

  • maximum force limit - 50 Nm;
  • landing square size - 3/8 inch;
  • handle coating - dielectric (rubber);
  • mechanism - ratchet Cr-Mo / 24 teeth.
There is no scale pattern on the handle, and the required force is adjusted using a special device for calibrating torque wrenches.

16032025

The device belongs to professional tools, since it involves working with small fasteners located inside the car units. The snap-type Aist steel torque wrench offers a torque range of 5/25 Nm. It is often used for "fine" adjustments.

Features:

  • torque limit - 25 Nm;
  • landing square diameter - 1,4 inches;
  • type - snap;
  • handle - without dielectric coating;
  • measurement accuracy – ±4%;
  • length - 280 mm;
  • weight - 0,5 kg.

Torque wrench Aist 16032025 has two scales: main, vertical, with values ​​in newton meters and circular on the moving part of the handle. Using the scale pattern, you can independently set the force limit for tightening specific fasteners.

How to use

To work with a click-type torque wrench, you need:

  1. Set the required force limit.
  2. Tighten the fasteners until a click is heard, which will notify you that the specified value has been reached.
Aist automatic torque wrench

Torque wrench

To set the force limit, you must:

  1. Release the spring by unscrewing the lock nut from the bottom of the tool.
  2. Turn the movable part of the knob with the ring scale until the 0 mark on the secondary scale matches the desired value on the main scale.

After setting the limit force, you can begin to tighten the fasteners.

See also: Set of devices for cleaning and checking spark plugs E-203: characteristics

Reviews

Buyers note both the pros and cons after using the tool of this brand. Positive feedback about the Aist torque wrench relates to the following aspects:

  • wear resistance and long service life;
  • comfortable, corrugated handle that does not slip during operation, even from wet hands;
  • ease of use;
  • high measurement accuracy.

In reviews of the Aist torque wrench, motorists note the following disadvantages: overpriced, as for a tool from China, the price; insufficient audibility of a click when a predetermined force limit is reached.

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