Description
Small screws and sensor nuts strip long before a technician feels any resistance. The Snap-on TECH1FR240 torque wrench suits that light work. It has a 1/4-inch drive, a flex head, and a top value of 20 ft-lb, which equals 240 in-lb. In fact, the 240 in the part number matches that in-lb figure.

Think in inch-pounds
Most electronics and light assembly specs quote in-lb or N·m, not ft-lb. So it helps that the handle converts between N·m, ft-lb and in-lb. At the top end, for example, 240 in-lb is about 27.1 N·m. For the tightest accuracy, keep targets at or above 20% of full scale, which means 48 in-lb or more.
Flex head versus fixed head
First, a fixed head holds the socket in line with the handle. A flex head, by contrast, pivots, and Snap-on rates this one to move ±15°. That small tilt lets your hand clear a lid, a bracket or a row of connectors. However, keep the angle steady during the pull, so the reading stays consistent. For open access, Snap-on also builds a fixed-head 1/4-inch Techwrench, the TECH1R240.
Snap-on TECH1FR240 torque wrench details
- Drive: 1/4 inch, sealed flex head.
- Ratchet: 72 teeth with a 5° swing arc.
- Head size: 7/16 inch deep by 7/8 inch wide.
- Length: 15-1/4 inches.
- Accuracy: ±2% CW and ±3% CCW from 20-100% of full scale, then ±4% CW and ±6% CCW from 10-19%.
- Service kit RKRT72A and case PBTECH2.
Jobs for a 240 in-lb flex wrench
- Enclosure and heat sink screws, with a bit socket.
- Sensor and connector mounts on vehicle harnesses.
- Small pump covers and valve caps.
- Panel hardware in control cabinets.
Looking after a small ratchet
Keep the head clean and dry, since grit wears fine teeth quickly. Then store the wrench in its case between shifts. When the mechanism needs attention, Snap-on lists the RKRT72A ratchet service kit.
Request the Snap-on TECH1FR240 torque wrench
Lost in HCM supplies this wrench and quotes it, while SMK Vietnam hosts the listing. Request a TECH1FR240 quote from Lost in HCM, and mention your lowest target so they can confirm the range. Then look through more torque wrenches, or contact SMK Vietnam for help with sizing.
Small-torque FAQ
What is the lowest setting?
The listing title and Snap-on’s catalog disagree on the minimum. Because of that, we do not state one, and Lost in HCM can check it for you.
Is it safe for loosening screws?
No. Snap-on warns against using its Techwrench models to break fasteners loose.
How far does the head flex?
Snap-on states ±15° for its sealed flex heads.
















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