Making barrel rifling using hex keys

Описание: Making 12 spiral grooves for a steel pipe using hex keys

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Note: This video is for educational and entertainment purposes only. Do not emulate or copy anything you see in this video.

42crmo tube: https://s.click.aliexpress.com/e/_oEa...

LATHE used in the video:
MINI Lathe 7x16 800W (Europe and USA link): https://s.click.aliexpress.com/e/_DlY...
Asia link: https://s.click.aliexpress.com/e/_Dlt...