US$ 104.50
1 mm and 0 to 6 inches at 1/128 inch
and a reinforced rim to protect against accidental impacts
Demonstrates Newton's first law by yanking a metal card from beneath a steel ball
dramatizing Coulomb repulsion and charge distribution on conductors
and a dial gauge readout
Linen Tester Magnifier Microscopy_Microscopes & Accessories 1 mm and 0 toCompact linen tester magnifier folding flat into a metal frame, the fixed focus lens and embedded scale supporting textile, print, and specimen inspection across thread counts.