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Standard
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BS 4441-1:1969
Specification for percussive rock-drilling bits, rods and stems. Taper fitting detachable bits and rods
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Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 03/10/1971 |
| Page Count | 0 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
10/03/1971
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