Matériel de forage des roches — Fleurets à raccord conique pour forage percutant
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Reference:
ISO 1718:1991
Publication Year:
1991
Lays down the basic dimensions of drill rods and the necessary dimensions of the tapered connections. These dimensions shall comply with those given in figure 1 and table 1 and in figure 2 and table 2, respectively.
21 000 F CFA
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