
They're good for what they're designed for. Many people expect more for less. You can use the curve radius and transfer it to wood, paper, metal, aluminum. Machining both ends. Use your brain, you can't expect it to keep its shape as you move to the next object.

Cullaby Contour Gauge: 10 & 5 Inch Duplications For Perfect Templates Of Curved And Odd Shapes, Plus Bonus Angle Ruler & Carpenter Pen!
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Gaming chair AeroCool Baron, upholstery: imitation leather/textile, color: steel blue
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Accurately Measure Angles And Levels With GemRed XVB Digital Gauge Level Box For Pipe Conduit
25 Review

Laser pointer Green Laser 303
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Digital multimeter RGK DM-12
6 Review

π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 Review

π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
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π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review