... very short ETD Zinc-bichromate cold rolled electrolitically plated steel DIN rail DESCRIPTION:1)It's made from carbon constructional steel ... and accurate size.2)The standard lengths of 35x7.5 DIN Rail are 1m and 2m. customized length is also available. ... 3)35x7.5 DIN Rail is suitable to install breaker, contactor, surge protector, relay, connecting terminal, PLC, module socket, module ...