Two Parallel Necks Multiple Adapter, 19/26 Socket and 19/26 Cone, Borosilicate Glass Lab Supplies_Spring Scales or acrylic rods

or acrylic rods

this 1000mm red wire with crocodile clips at both ends extends color-coded patch wiring across the longest bench setups

sized for heavier-gauge electronics work and laboratory wiring where the 25W iron heats too slowly to flow solder

producing distinct audible pitches at varying spin speeds to relate rotational frequency to perceived sound frequency

5-inch needle-pointed stand grips a 3/4-inch-wide bar magnet upright for hands-free study of attraction

Two Parallel Necks Multiple Adapter, 19/26 Socket and 19/26 Cone, Borosilicate Glass Lab Supplies_Spring Scales or acrylic rodsMultiple adapter in borosilicate glass features two parallel necks with 19 26 sockets for connecting multiple components in chemistry apparatus.