• 13 1/2
  • 13 1/2
  • 13 1/2
  • 13 1/2

13 1/2"GM1906S competitive price oil well drilling bits with high quality

USD $3000 - $8000 / Piece
1 Piece(Min.Order)
  • 500 Piece / Pieces per Month
  • Tianjin
  • T/T
  • 15 days