Description
Hold a torque wrench at arm’s length for a full shift and every gram counts. That is the case for the Snap-on CTECHL1J240A torque wrench. The “L” marks a ControlTech Industrial body made from black anodized 6061-T aluminum instead of steel. It reads 1 to 20 ft-lb and takes J-shank heads.
CTECHL1J240A aluminum versus steel
Snap-on’s CAT1500i catalog lists this model at 1.0 lb (0.45 kg). By contrast, the all-steel CTECH1J240A with the same range and shank weighs 1.8 lb (0.8 kg). Both are about 12.5 in long. So the L version cuts close to half the mass, while the electronics stay the same.
Choose aluminum for overhead, reaching or high-count work, such as panel builds or cabin fit-out. Choose steel when the tool may take knocks in a rough bay.
How the J shank works on the Snap-on CTECHL1J240A torque wrench
The front of this wrench is a 0.425 in J shank, not a square drive. You fit a separate J-shank head, such as a ratchet, open-end or box-end head. The catalog lists the body with no drive size or gear data, so plan to order heads as their own items. Also note that a J head will not fit the Y, X or Z shanks on larger ControlTech wrenches.
Head length is handled for you
A longer head moves the point where your force acts. However, Snap-on builds a calibration factor for different head lengths into these wrenches. That removes the manual math each time you swap heads.
CTECHL1J240A key data
| Range | 1-20 ft-lb / 12-240 in-lb / 1.4-27.2 N·m |
|---|---|
| Shank | J, 0.425 in |
| Weight | 1.0 lb (0.45 kg) |
| Length | 12.5 in (316 mm) |
| Torque accuracy | ±2% CW, ±3% CCW |
| Memory | 1,500 readings, 50 presets |
Buying the Snap-on CTECHL1J240A torque wrench
Lost in HCM supplies it, and SMK Vietnam lists it for them. List the J-shank heads you need, then request a quote from Lost in HCM. For lighter or heavier options, see more torque wrenches, or contact SMK Vietnam.
CTECHL1J240A FAQ
Do the steel and aluminum versions share heads?
Yes. Both use the J shank, so one head set can serve both wrenches.
Does the lighter body change accuracy?
No. The catalog gives the series one rating: ±2% clockwise and ±3% counterclockwise.
Are heads in the box?
The source listing is silent on that. Lost in HCM will confirm the contents in your quote.
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