Core bitsiamadmin2023-12-04T13:26:02+01:00 Core bits BACK Eccentric drill bit Super Maxbit for 4″ and 5″ down-the-hole hammer Eccentric drill bit Super Jaw for 4″ and 5″ down-the-hole hammer Hammer drill bit available from 4″ to 8″ with DHD, QL or Halco shank