I use these calipers to measure the diameter of watch crystals. The size is perfect, I don't like the 6 inch calipers, they are too big and bulky.
Laser pointer Green Laser 303
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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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Laser level Zitrek LL1V1H
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Accurately Measure Angles And Levels With GemRed XVB Digital Gauge Level Box For Pipe Conduit
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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
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review