Mechanical Boring Rod

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A mechanical boring rod machine to create a cylinder with a hollow center.

Source

Grimshaw, Robert Modern Workshop Hints (Philadelphia, PA: Sampson Low Marston & Company LTD, 1902)

Downloads

TIFF (full resolution)

2400×651, 150.8 KiB

Large GIF

1024×277, 29.9 KiB

Medium GIF

640×173, 15.5 KiB

Small GIF

320×86, 5.6 KiB