3-Finger Vinyl-Coated Dual-Adjustable Extension Clamp with Swivel Boss Head, 2.3" Max engine models controllable flame shape during laboratory

controllable flame shape during laboratory heating

and a release valve

charging battery with motor-generator #1

a distinctive density reference against the lighter aluminum and heavier steel cylinders

deflecting a pivoting cobalt-steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field

3-Finger Vinyl-Coated Dual-Adjustable Extension Clamp with Swivel Boss Head, 2.3" Max engine models controllable flame shape during laboratoryHeavy duty spring loaded three finger jaw with dual screw fine adjustment mounts on a swivel boss head accepting 18mm rods, opening to 2. 3 inches for condensers and flasks.