Description
A 3/8 inch drive with a 5-100 ft-lb span reaches a large share of the bolts in vehicle and machine assembly. The Snap-on CTECH2FR100A torque wrench pairs that range with a sealed flex head and full ControlTech electronics. So one tool can serve several stations on the same line.

Torque plus angle on the CTECH2FR100A
Many modern joints call for a torque value followed by a set turn. For example, cylinder head, connecting rod and chassis bolts often use this method. The CTECH2FR100A handles both steps in one motion through its torque and angle combo mode. Snap-on rates angle accuracy at ±1% of reading ±1°, across 0-360°. As a result, operators can skip the separate angle gauge.
Fine ratchet, flexible reach
The head on the CTECH2FR100A carries 80 teeth, so the ratchet picks up a new tooth every 4.5 degrees. Snap-on calls this Dual 80 technology, with a short ratcheting arc and very little lost motion. In addition, the sealed flex head tilts to clear hoses, brackets and frame rails. Together, these traits help in an engine bay or under a machine guard.
Snap-on CTECH2FR100A torque wrench specifications
| Drive | 3/8 in square, sealed flex ratchet head |
| Gear | 80 teeth, 4.5° arc |
| Torque range | 60-1,200 in-lb / 5.0-100.0 ft-lb / 6.8-135.6 N·m |
| Torque accuracy | ±2% clockwise, ±3% counterclockwise |
| Angle | 0-360°, ±1% of reading ±1° |
| Memory | 1,500 readings, 50 presets |
| Weight / length | 2.7 lb (1.2 kg) / 17.2 in (437 mm) |
| Batteries | Three AA lithium |
| Ratchet service kit | RKRF80 |
Choosing between 3/8 inch ControlTech sizes
If space is tight but the bolt sits in the open, the Micro CTECH2MR1200 covers the same range in a 15.4 inch, 1.6 lb body. For joints above 100 ft-lb, step up to the 1/2 inch CTECH3FR250A instead. So the CTECH2FR100A fits the middle ground, where reach around obstacles matters more than a few ounces of weight.
Pricing for the Snap-on CTECH2FR100A torque wrench
SMK Vietnam shows this wrench on behalf of Lost in HCM, and Lost in HCM handles supply, price and delivery terms. For a CTECH2FR100A price, request a quote from Lost in HCM. You may also review other torque wrenches, contact SMK Vietnam, or check the maker’s site at snapon.com.
CTECH2FR100A questions
What is the range in N·m?
Snap-on lists 6.8-135.6 N·m, which equals 60-1,200 in-lb or 5-100 ft-lb.
Which batteries does it use?
Three AA lithium cells, and Snap-on supplies a set with this model.
What kit rebuilds the ratchet?
Snap-on lists the RKRF80 ratchet service kit for the CTECH2FR100A.
















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