Bailer without valve
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It applied if necessary coring with cable-drilling in soft rocks.
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Drive shoe of 108 mm is used, if necessary coring in free-fall drilling in soft rocks.
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Drive shoe of 127 mm is used, if necessary, coring with cable-drilling in soft rocks.
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Drive shoe of 127 mm is used, if necessary, coring with cable-drilling in soft rocks.
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Drive shoe with valve of 108 mm for drilling of soft rocks with sample of excracting of core.
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It is replacement part of drive shoe of 108 mm with valve.
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Is a replacement part pile cup 146 mm.
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Является сменной частью забивного стакана 146мм с клапаном.
