US$ 21.22
Plastic strip with two crocodile clips and 4mm sockets
and a dial gauge readout
Demonstrates Newton's first law by yanking a metal card from beneath a steel ball
Aluminum strip testing clamp with wing-nut fixing
Linen Tester Magnifier Microscopy_Microscopes & Accessories Plastic strip with two crocodileCompact 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.
US$ 21.22
US$ 900.00
US$ 100.00