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Y**Y
Didn't measure up
it was off like 25 or 30% at the 100g mark. Maybe it's ok for relative measurements. But it's a shame the company doesn't take more pride. Even such inexpensive spring devices can be made much more accurate.
H**D
reasonably accurate
While you get what you pay for, this does a reasonably accurate job in demonstrating pulleys to students.
B**N
Did the Job
Used it for a Vacation Bible School project. Worked as expected
J**E
Works for our purpose
This was cheap and came fast. It's perfect for our use- elementary and middle school science experiements/demonstrations.
K**E
Good profuct
Ordered this for a homeschool class for my kids. Works great
A**C
Works
It does seem to be accurate and is reasonably robust. Finish and quality could be better but is decent for the price.
D**A
Good school science tool
It’s the perfect size and does it’s job for school experiments. (Surface friction measures)
C**N
Inexpensive but gets the job done
Great for measuring bobbin thread tension on my wife's sewing machine. About 95% less expensive than the other models.
K**C
Don’t waste your money
Cheap junk.
C**E
Did the job
Used it to calibrate serger sewing thread tension.
S**M
One Star
Worst spring balance
L**S
Reliable
Easy to use
Trustpilot
2 months ago
2 weeks ago