Combined Centring and Countersinking Tool

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An accurate hole making tool by a centring tool, held by a screw, is pushed down onto the material while the lathe is running.

Source

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

Downloads

TIFF (full resolution)

813×2400, 535.9 KiB

Large GIF

346×1024, 88.3 KiB

Medium GIF

216×640, 41.4 KiB

Small GIF

108×320, 12.4 KiB