Product details
HEBEI CROSSING DRILL BIT MANUFACTURE
Product description
12 1/4inch Mill tooth bit,Steel tooth rock bit
Thread: 6 5/8"reg pin
IADC:217G
Message
HEBEI CROSSING DRILL BIT MANUFACTURE
HEBEI CROSSING DRILL BIT MANUFACTURE
Product description
12 1/4inch Mill tooth bit,Steel tooth rock bit
Thread: 6 5/8"reg pin
IADC:217G
HEBEI CROSSING DRILL BIT MANUFACTURE