US$ 68.35
Two-inch vinyl-coated fingers on this three-finger extension clamp mount to a swivel boss head fitting rods up to 18mm
sized for classroom balance experiments and physics mass demonstrations
5% accuracy in a fully enclosed plastic case
5A of current
5 Pa Bourdon gauge on a powder-coated metal base for whole-class visibility
Earthquake Teaching Model Length_50mm Two-inch vinyl-coated fingers on thisDepicts fault origins, seismic wave propagation, and surface effects on a hand painted wall mountable backboard, each wave type individually labeled for geophysics reference.