Boley extractor tube set tool crown, pusher tubes and helium valve

Practical tool for simple turning out of crown tubes, pusher tubes and helium valves. The three different extractors allow you to turn almost all tube sizes. The extractor is screwed-in into counterclockwise direction as far as the stop into the crown- or pusher-tube, then it is released from the case and can be removed without major problems. This extractor only works with screwed tubes, not with soldered tubes. Delivery:– 1x windlass (holder for extractor)– 1x extractor No. 1 (for pusher tubes) – 1x extractor No. 2 (for crown tubes) – 1x extractor No. 3 (for helium valves)