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Four piece transformer accessories kit. Includes single ring with handle, 2 coil rings (one complete, one with gap), and a 6 turn, thick coil with handles. Great for classroom demonstrations and study of Lenz's law and induction heating.
Single Ring with handle measures 5.75" long, and has a diameter of 2.25". Two coil rings both measure 2.25" in diameter. 6 turn thick coil with handles measures 9" long, and 3" wide.