Home >  Term: churn shot drill
churn shot drill

A boring rig that combines both churn and shot drillings. The churn drill is used for rapid penetration in barren ground where no core is required. The shot drill is used for taking cores along important rock formations.

0 0

Δημιουργός

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 points
  • 100% positive feedback
© 2024 CSOFT International, Ltd.