Two Wing Type - "Coal Auger"

General Features

  • 38mm drill bit diameter.
  • Robust two wing drill bit for dry drilling larger diameter holes in soft to medium conditions.
  • The positive front rake assists in penetration with low thrust machines while the concentric tips minimize drill rod wander.
  • These drill bits have been designed for dry drilling in conjunction with scroll type drill rods. The bits have a round shank and a shoulder drive.
  • The grade of tungsten carbide insert provides extremely good wear resistance and is time proven for all types of conditions.
  • The drill bit body is made of high tensile material for strength and abrasion resistance.

 

 

PackagingNotes
  • Supplied in cardboard boxes of 50 or plastic pails containing 20 drill bits.

 

  • Only DSI rock bolt components should be used in order to obtain optimum performance of the bolt system.
  • DSI's Mining Products Division is Quality Assured to ISO 9001:2000, Registration No.QAC/R61/0315.