A 5,300-year-old Egyptian tool was hiding a surprising drilling mechanism
A 5,300-year-old copper-alloy object, excavated in Egypt about a century ago, has been identified as an early bow-operated rotary drill. Researchers re-examined its metal wear marks and surviving leather coils, uncovering evidence of mechanical drilling during Egypt’s Predynastic period. The discovery sheds new light on ancient Egyptian craftsmanship and early…
The Times of India ·