12-Piece Density Metals Variety Set with Assorted Shapes Material_PVC Built to reveal stress fringes

Built to reveal stress fringes in transparent solids

This a 3ft sample pack of PH1064C

Dial-selectable multi-tap battery eliminator delivering 1

diverting a calibrated portion of bench-supply current around the meter coil so the galvanometer reads heavier loads safely

Miniature desktop torso with 12 removable parts includes a dissectable head and brain for compact classroom anatomy and biology teaching

12-Piece Density Metals Variety Set with Assorted Shapes Material_PVC Built to reveal stress fringesAssorted shape density kit with 12 specimens across brass, iron, aluminum, copper, zinc, and lead, each 12 25g, giving students shape variation on top of the material density comparison.