Threaded hollow bar anchor for geotechnical/underground engineering/spiling bolt

US $35 / pc

Min. Order: 500 pc

T38 64mm 76mm Hard Rock Drilling Bits Thread Button Drill Bits

Maxdrill R32*H28*R28 threaded drill rod drill rod

US $8.9 / pc

Min. Order: 5 pc

Shank Adapter

R28 button bit for rock drilling/tunneling and drifting

US $13.5 / pc

Min. Order: 10 pc

64mm T38 Thread Button Drill Bit Rock Mining Drill Bits

Atlas Copco Button Bits from China Biggest Supplier

T38 T45 T51 Gt60 Gt68 Thread Retrac Rock Drill Button Bits for Top Hammer Drilli

US $200 / pc

Min. Order: 20 pc

Threaded Button Bits