Berlaku Industri
Energi & Mining
Video Keluar Inspeksi
Melihat
Pemasaran Tipe
Biasa Produk
Jenis mesin
Alat Pengeboran
Jenis pengolahan
Penempaan
Menggunakan
Penambangan Batu Bara
Drill bit
EX, EXX, ES, ESS, Clay bit, EC, ECC
Special treatment
Hot-zipped galvanization bar
Application
Tunneling, mining, civil engineering
Thread direction
Left-hand & Right-hand
Accessories
nut, coupler, centralizer, plate, drill bit
Use
drilling and grouting simultaneously