Last modified on 18 June 2013, at 00:20

PK nail

EnglishEdit

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Wikipedia

EtymologyEdit

"PK" from the initials of the Parker-Kalon Company, the original manufacturer.

NounEdit

PK nail (plural PK nails)

  1. (surveying) A thick-shanked nail with an indentation in the middle of its head, driven into the ground to mark a position precisely.