4-Prong Cork-Lined Clamp on Stainless Steel Rod, 4.1" Max Included_Rod & Base heating the bar until it

heating the bar until it no longer passes through the opening and contraction returns it

Four-cylinder equal-mass set at 100g each in copper

sized for physics force experiments and balance calibration in classroom laboratory sessions

Low-level peroxide test strips in a 50-strip vial calibrated at 0

Used to trace the invisible shape of magnetic fields

4-Prong Cork-Lined Clamp on Stainless Steel Rod, 4.1" Max Included_Rod & Base heating the bar until itCork lined four prong jaws cushion beakers, Erlenmeyer flasks, test tubes, and burettes up to 4. 1 inches, attached to a 10mm diameter 5. 5 inch stainless steel connecting rod.