Resistance Box, Plug Type Split brass contact blocks hold precision cut, interchangeable plugs having moulded black bakelite tops, in polished wooden box with bakelite top. Coils of double silk covered manganin wire and provided with two 4mm socket terminals. Accuracy ±0.1%. -01 Range 0.1-1 ohm -02 Range 0.1-5 ohm -03 Range 0.1-10 ohm -04 Range 0.1-50 ohm -05 Range 1-50 ohm -06 Range 1-100 ohm -07 Range 1-500 ohm -08 Range 1-1000 ohm -09 Range 1-5000 ohm -10 Range 1-10000 ohm Qty :