Tube drill marks found throughout Old Kingdom Egypt - from small 1/4-inch holes to 5-inch diameters. These cutting tools cut through granite and basalt with visible precision. Found on artifacts and in sites across Egypt, used both for coring out vase centers and potentially as pivot holes for larger door assemblies. The tools were functionally scaled for different purposes.
Tube Drills: Evidence of Advanced Drilling Technology
Key facts
- Tube drills used to core out center of vases as first step
- Found on artifacts and sites throughout Old Kingdom Egypt
- Range from small (1 inch) to very large (20-24 inch diameter)
- Marks show powerful tools that rip through hard material
- Used for material removal and as pivot holes for doors
- Functionally scaled - various sizes for different purposes
Sources
Expedition Magazine | Ancient Egyptian Stone-Drilling - Penn Museumpenn.museum
The granite core published by Petrie was made by the ancient Egyptians using a tubular drill. Note the similarity of the concentric lines (arrow) found on the ...
Lost Ancient Technology Of Egypt: Curious Drill Holes In Stonehiddenincatours.com
A close up shot shows that you can see the groove made as the tube drill easily cut through the hard granite. Some engineers have stated that whatever tool did ...
Documentary! The mystery of the Ancient Egyptian Tube Drillsunchartedx.com
This is an investigation into the story and mystery of the enigmatic tube drills of Old Kingdom Egypt. A story that stretches across 150 years.
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