Rock drilling equipment -- Rope threaded drill steel equipment for percussive drilling, nominal sizes 22 mm to 38 mm
This standard was last reviewed and confirmed* in 2013.
Specifies the basic dimensions of rope threaded drill steel equipment for percussive drilling of 8 nominal sizes. This equipment comprises mainly hexagonal shank rods, extension rods, coupling sleeves and drill bits.
Document published on: 1991-01 Edition: 1 (Monolingual) ICS: 73.100.30 Status: Published Stage: 90.20 (2017-01-15) TC/SC: ISO/TC 82 Number of Pages: 7
Revises: ISO 1719:1974
Revises: ISO 1720:1974