DTH Bits
RING BITS
DTH Bits
RING BITS
RING BITS
RING BITS are welded to the end of casing.
Heavy duty reusable ring bits (CIP, DRA) are used in the weak ground conditions.
RING BITS are welded to the end of casing.
Heavy duty reusable ring bits (CIP, DRA) are used in the weak ground conditions.