Persian drill

http://dbpedia.org/resource/Persian_drill an entity of type: WikicatTools

A Persian drill is a drill which is turned by pushing a nut back and forth along a spirally grooved drill holder. It was formerly used for delicate operations such as jewellery making and dentistry. A ratcheting screwdriver with a 'spiral ratchet' mechanism may be used as a Persian drill. rdf:langString
rdf:langString Persian drill
xsd:integer 903791
xsd:integer 895667571
rdf:langString A Persian drill is a drill which is turned by pushing a nut back and forth along a spirally grooved drill holder. It was formerly used for delicate operations such as jewellery making and dentistry. A ratcheting screwdriver with a 'spiral ratchet' mechanism may be used as a Persian drill.
xsd:nonNegativeInteger 798

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