Description
Dental chairs, curing lights and intraoral scanners hide many tiny screws behind smooth covers. Service techs open those covers often, and a stripped boss can ground a unit for days. The Snap-on TQSSI.34FUA torque driver gives them a measured value on very light screws. This stubby Torqometer reads in newton meters and holds each peak on a second needle.

Dental equipment work with the Snap-on TQSSI.34FUA torque driver
Equipment makers and their service partners set torque for housing, sensor and control panel screws. However, those screws often thread into plastic or thin cast parts. So a tech tightens to the value in the service manual, then reads the held needle. That number can go onto the job sheet before the clinic gets its unit back. In addition, the short body fits inside a delivery unit or behind a chair base.
Snap-on figures for the TQSSI.34FUA
| Item | TQSSI.34FUA |
|---|---|
| Model type | Stubby follow-up (2 needles) |
| Length | 5-1/4 in |
| Range | 0.34 N·m |
| Increments | 0.01 N·m |
| Full-length twin | TQSI.34FUA, 7-3/4 in |
| Case | PB47 storage case |
These values sit in the Combination US/Newton Meter driver table of Snap-on catalog CAT1500i. That table also says its drivers carry no certificate unless a C ends the stock number. Since this code has no C, plan your own calibration check on arrival. If you need a tighter grade, Snap-on offers Precise 1% models on special order.
Reading 0.01 N·m steps
Each step on this dial equals 1 N·cm, which is a very small twist. Snap-on’s 2% guarantee for this grade covers the top four-fifths of the dial. For this size, that band starts near 0.07 N·m. As a result, the Snap-on TQSSI.34FUA torque driver suits targets from there up to 0.34 N·m, or about 3 in-lb. For heavier panel screws, the TQSSI.70FUA reads to 0.70 N·m.
Clinic-side care of the TQSSI.34FUA
Reset the second needle before each screw, and turn slowly near the target. Also wipe the handle with a dry cloth, because strong disinfectants can attack plastics and markings. Keep the driver in its PB47 case inside the service bag. Then send it for calibration on the cycle your quality system sets.
Request the Snap-on TQSSI.34FUA torque driver
Lost in HCM supplies this stubby driver and handles the quote. For a service van or a repair bench, request a quote from Lost in HCM. You can also compare other torque screwdrivers listed by SMK Vietnam, check the maker at snapon.com, or contact SMK Vietnam.
TQSSI.34FUA dental technician FAQ
Can I use the TQSSI.34FUA on implant screws?
No. Implant work calls for the surgical torque tools named in the implant system’s instructions. This driver suits equipment housings, panels and fittings.
How does 0.34 N·m on the TQSSI.34FUA compare with inch-pounds?
It equals about 3 in-lb, or about 48 in-oz. The CAT1500i row prints only the N·m value, so confirm the second scale with Lost in HCM.
Stubby or full length for a service van?
The stubby 5-1/4 inch body reaches into tight cabinets. If most screws sit on open panels, the 7-3/4 inch TQSI.34FUA gives a longer grip.
















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