Rotary drill rods and tungsten carbide tipped Rotary drill bits for dry drilling principally in coal
CURRENCY
Standard number:
BS 2593:1964
Released:
1964-07-03
Status:
Standard
DESCRIPTION
BS 2593:1964
This standard BS 2593:1964 Rotary drill rods and tungsten carbide tipped Rotary drill bits for dry drilling principally in coal is classified in these ICS categories: