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Application filed by Сергій Дмитрович Хіміч, Сергей Дмитриевич ХимичfiledCriticalСергій Дмитрович Хіміч
Priority to UA98126494ApriorityCriticalpatent/UA32007A/en
Publication of UA32007ApublicationCriticalpatent/UA32007A/en
The perforating guide is designed as a rod with the handle. The rod is triangular with the cutting edges narrowing from the handle to the end. On the opposite end of the handle, the conical multimushroom-shaped shank is located with its diameter being inferior to that of the handle itself.