Description
In practice, pneumatic and hydraulic parts carry some of the lightest bolt specs in a machine shop. Valve bodies, manifold covers and solenoid nuts often call for values in inch-pounds, and a few pounds too many can crack a casting or pinch a seal. The Snap-on TE12A Torqometer reads that unit straight off a 150 in-lb dial on a 3/8 inch drive.

Fluid power joints in the inch-pound range
- Cover screws on aluminum valve manifolds.
- Solenoid coil retaining nuts.
- End cap bolts on small air cylinders.
- Sub-base and gasket plate screws on hydraulic valve stacks.
Component makers set the values, though. So check each drawing, and then confirm the figure sits inside the TE12A working band.
Snap-on TE12A Torqometer specifications
| Spec | TE12A | Note |
|---|---|---|
| Square drive | 3/8 in | Takes common 3/8 sockets and bits |
| Range | 150 in-lb | About 17 N·m |
| Increments | 2-1/2 in-lb | Fine marks for soft parts |
| Length | 9-29/32 in | Compact bench size |
| Width / head depth | 2-11/16 in / 1-1/4 in | Head depth excludes the drive |
| Storage case | PB9 | Listed in the catalog row |
Snap-on prints all of these figures, except the notes, on page 333 of catalog CAT1500i.
One row, three dial styles
Also, the TE12 row in that catalog holds three codes. The TE12A on this page is the basic model, so a single needle shows the torque achieved. Next, the TE12FUA follow-up adds a second needle. Finally, the TE12LA signal version flashes a light at the targeted torque. Because the frame stays the same, a team can mix styles across stations and keep one socket set.
Accuracy across the scale
Snap-on’s UK torque brochure gives the Torqometer guarantee as 2% of the reading in both directions, starting at 20% of full scale. Thus the TE12A covers roughly 30 to 150 in-lb with that accuracy. For lighter screws, the TE6A at 75 in-lb or the TE3A at 30 in-lb fit better.
Handling tips for the Snap-on TE12A Torqometer
First, keep hydraulic oil and cutting fluid off the dial crystal, and store the wrench in its PB9 case. Also pull at a steady pace, while you watch the needle settle. Snap-on advises against breaking fasteners loose or exceeding rated torque with any Torqometer, and it lists a 0 to 100 °F operating range. Then plan periodic recalibration at an outside lab.
How to source the TE12A in Vietnam
Lost in HCM, the SMK Vietnam partner, sources this wrench for component makers and maintenance teams. Please request a quote from Lost in HCM, and add your quantity and site. Per the catalog, chart wrenches come without a certificate of calibration, while a C suffix orders the certificate version. More torque wrenches sit in our catalog, brand details live on snapon.com, and you can contact SMK Vietnam anytime.
Valve and manifold FAQ
How many foot-pounds is the TE12A full scale?
It works out to 12.5 ft-lb, or about 17 N·m. If your drawings print foot-pounds, the TE12FA reads that unit on the same frame.
Why pick a dial over a preset wrench for valve work?
A dial shows the climb as the screw seats. So the operator can spot a gasket that crushes early or a thread that starts to pull.
Is a signal light option available in this size?
Yes. In fact, the TE12LA shares this frame and adds a light that flashes at the targeted torque.
















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