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Application filed by Вадим Васильович Вада, Вадим Васильевич ВадаfiledCriticalВадим Васильович Вада
Priority to UA2000052741UpriorityCriticalpatent/UA718U/en
Publication of UA718UpublicationCriticalpatent/UA718U/en
Screw drill beam has horizontal screw with drill bit fixed at its end, those are placed in tubular body. The utility model relates to drill equipment and can be used for drilling in harmful for human person and environment conditions.