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Bow drill

A bow drill is a simple hand-operated type of tool, consisting of a rod (the spindle or drill shaft) that is set in rapid rotary motion by means of a cord wrapped around it, kept taut by a bow which is pushed back and forth with one hand. This tool of prehistoric origin has been used both as a drill, to make holes on solid materials such as wood, stone…

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Map overview Semantic statistics

Bow drill

Nodes28
Edges27
Triples18
Avg. degree1.93
Density0.071429
Components1

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Bow drill

Top relations

related to history · 8
Bow drill → BCE, Bow, Indus Valley, Iran, Mehrgarh, Pakistan, Similar, This
related to Construction · 3
Bow drill → Egyptian, In, The
is a · 1
Bow drill → simple hand-operated type of tool
related to External links · 1
Bow drill → The Egyptian Bow DrillInformation

Important terminology Word statistics

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Important terminology

drill bow tool shaft used spindle hand wood cord around holes fire hole stone bone pakistan bce wrapped kept taut

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Bow drillis asimple hand-operated type of tool0.90text
woodinstance ofto make holes on solid materials0.80text
stoneinstance ofto make holes on solid materials0.80text
or boneinstance ofto make holes on solid materials0.80text
and as a fire drill to start a fire.The spindle can be held into a fixed frameinstance ofto make holes on solid materials0.80text
or by a hand-held blockinstance ofto make holes on solid materials0.80text
Bow drillrelated to ConstructionThe0.60section
Bow drillrelated to ConstructionIn0.60section
Bow drillrelated to ConstructionEgyptian0.60section
Bow drillrelated to External linksThe Egyptian Bow DrillInformation0.60section
Bow drillrelated to historyThis0.60section
Bow drillrelated to historyBow0.60section

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    Min side: 3
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