Accueil >  Term: miner's needle
miner's needle

A long, slender, tapering, metal rod left in a hole when tamping and afterwards withdrawn, to provide a passage, to the blasting charge, for the squib.

0 0

Créateur

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 points
  • 100% positive feedback
© 2024 CSOFT International, Ltd.