Linen Tester Magnifier with Foldable Metal Frame, 5x Item Type_Mug Dual-edge metric graduations for horizontal

Dual-edge metric graduations for horizontal reading on this hardwood meter stick

producing more sinusoidal oscillation than a standard helical spring for SHM studies

100 by 100mm friction slider

One-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 0

with a 6cm cylinder extending to 16cm overall for suspending submerged specimens in the bucket

Linen Tester Magnifier with Foldable Metal Frame, 5x Item Type_Mug Dual-edge metric graduations for horizontalFolds flat into a metal pocket frame and opens into a 5x linen tester with an integrated measurement scale, distortion free for textile thread counts and fine pattern inspection.