Still cheaper than therapy: $32.99 (coupon included). FNIRSI CTG-20 Coating Thickness Gauge 0-1400μm High Precision Portable Calibration LCD Display Battery Included – Black.
Updated: 08-09-2025
Banggood
Warehouse in China.
Link: FNIRSI CTG-20 Coating Thickness Gauge
Price: $32.99
Additional Banggood coupons:
1. First page
2. Second page
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
FNIRSI CTG-20 Car Paint Thickness Gauge Electroplate Metal & Putty Powder Coating Thickness Gauge for Car 0-1400um Fe nFe Fe+Zn | $39.87 | – |
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for FNIRSI CTG-20 Coating Thickness Gauge is here. The lowest price was: $32.49.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).