Resistance Box - Wooden Case With Interchangeable 4mm Spring Plug Coils | Black And Orange, Long Working Life, High Strength, 1w Accuracy + 0.5%

Transparent And Black Current Balance Kit

Blue And Silver Electric Door Bell

Black Tangent Galvanometer, For Laboratory

Primary And Secondary Coil Set - Enamelled Copper Wire Coils with 1250 Primary and 250 Secondary Turns, Durable Plastic and Metal Construction, Vertical/Horizontal Mounting Supports, Induction Study Feature

Rheostat - Metal Porcelain Tube, Grey Finish | Long Working Life, High Strength, Laboratory Use

Mix Colour Laboratory Circuit Board Kit

Resistance Box - Wooden Case with Interchangeable 4mm Spring Plugs, | Non-Inductive Coils for Precision Accuracy +0.5%

Plastic Resistance Coils - Wire Wound 4mm Socket Terminals, 0.1 to 100 Ohms | High Performance, Black Color, Laboratory Use, 0.2% Accuracy

Black And White Decade Resistance Box