Specification for rotary drill rods and tungsten carbide tipped rotary drill bits.
STANDARD published on 31.12.1974
Designation standards: BS 2593:1974
Publication date standards: 31.12.1974
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: British technical standard
Category: Technical standards BS
Dimensions, one-piece bits including pilot and reamer bits and tungsten carbide tips with appropriate hardness grades. Materials and slot for bit, pitch of rod, straightness, and interchangeability requirements. Status: Confirmed