Description
Some tools live in clean rooms. Others ride in a service van, sit on a greasy bench and take the odd fall. The Snap-on CTECH1J240A torque wrench belongs to the second group. It is an all-steel ControlTech Industrial digital wrench with a J-shank front end and a 1 to 20 ft-lb range.

Why the CTECH1J240A uses steel
Low-torque work often happens in crowded spaces where tools bump into frames. A steel body takes those hits well, and Snap-on chose it for strength. The trade-off is weight: the catalog lists 1.8 lb (0.8 kg), against 1.0 lb for the aluminum CTECHL1J240A. If weight matters more than toughness, compare the two.
Fitting heads to the Snap-on CTECH1J240A torque wrench
This model has no built-in drive. Instead, it ends in a J shank of 0.425 in, which accepts J-series heads. Heads come as separate items, so you can buy just the ones your jobs need. For example:
- a 1/4″ square drive ratchet head for small sockets;
- open-end heads for tube nuts on brake and fuel lines;
- box-end heads for nuts in deep recesses.
Since each head has its own length, the wrench carries a built-in calibration factor for head length. So nobody has to work out a correction by hand.
CTECH1J240A data for QA records
The wrench stores 1,500 readings and up to 50 presets. You can lock presets, and job mode keeps a sequence in order. At the end of the day, a USB link moves the data to a PC for audit files. Also, four alert modes (screen, LEDs, beep and vibration) tell the user when to stop.
| Range | 1-20 ft-lb / 12-240 in-lb / 1.4-27.2 N·m |
|---|---|
| Shank | J, 0.425 in |
| Length | 12.5 in (318 mm) |
| Weight | 1.8 lb (0.8 kg) |
| Angle range | 0-360° |
| Operating temperature | 0-130 °F (-18-54 °C) |
Quotes for the Snap-on CTECH1J240A torque wrench
SMK Vietnam lists this wrench, while Lost in HCM supplies it and sets the price. Tell them which heads you want, then request a quote from Lost in HCM. You may also browse more torque wrenches or contact SMK Vietnam.
CTECH1J240A FAQ
Is this a click wrench?
No. It is electronic, so it measures the torque and shows it on an LCD.
Does the CTECH1J240A track angle too?
Yes. ControlTech Industrial models offer torque and angle combo modes, with an angle range of 0 to 360°.
What is 20 ft-lb in N·m?
It is about 27.2 N·m, the top of this wrench’s scale.
















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