00712nab a2200169 4500 20260520003901.0 260224s2007 xxu 2007 Drill bit classifier sept. 2007 21/04/2008 ; 21/04/2008 14 p. ; D-3 List of major manufacturers drilling bits to aid drilling supervisors and engineers in fiel selection. While this listing has been published annually for many years, changes from year to year are significant. Prior to ordering, users should consult the manufacturer to verify availability and specifications 9 World Oil 228 ARTICULO 167902 167902 0 0 0 0 235721 BAAB BAAB 2026-03-05 200042654 0 200042654 2026-03-05 14:47:25 2026-03-05 ARTICULO