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DIN 20379-2:2011-05

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DIN 20379-2:2011-05

Rock drilling - Part 2: Bits with internal thread for percussive flush drilling

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This standard appllies for bits for percussive drilling with diverse edges and internal thread for flush drilling, which are used in mining together with flush drills according to DIN 20377.

Author DIN
Editor DIN
Document type Standard
Format File
ICS 73.100.30 : Equipment for drilling and mine excavation
Number of pages 10
Replace DIN 20379 (1990-03)
Year 2011
Document history DIN 20379-2 (2011-05)
Country Germany
Keyword DIN 20379;20379