20mm Copper Density Cube with Hook Lab Equipment and Supplies 25-inch frame with draining pins

25-inch frame with draining pins for post-wash inversion and drying

including a digital multimeter and oscilloscope

and iron — for water-displacement and direct-measurement comparisons of material density

panel-mounted with 4mm sockets and an enclosed earth connection for safe wiring during induction and AC demonstrations

supplying a branched-circuit patch wire where additional leads need to share the same terminal connection

20mm Copper Density Cube with Hook Lab Equipment and Supplies 25-inch frame with draining pinsHangs a 20mm solid copper cube via an integrated hook for buoyancy and density work, with the (Cu) element stamp and a total 1. 5 inch height including hook for spring scale suspension.