Product details
HEBEI CROSSING DRILL BIT MANUFACTURE
Product description
13 3/4inch,13 5/8inch Tricone Drill bit
IADC:537G
Thread:6 5/8 reg pin
Message
HEBEI CROSSING DRILL BIT MANUFACTURE
HEBEI CROSSING DRILL BIT MANUFACTURE
Product description
13 3/4inch,13 5/8inch Tricone Drill bit
IADC:537G
Thread:6 5/8 reg pin
HEBEI CROSSING DRILL BIT MANUFACTURE