"Flat cutter bits."; "Kennametal. Mining Tool Group."; "Mining machinery--Catalogs.", "Coal-mining machinery--Catalogs.", "Bits (Drilling and boring)--Catalogs."; "Kennametal. Mining Tool Group."; "1979"; "

Pamphlet. \"B79-40(5)F9. Supersedes B77-87.\"

"; ""; "P13709"; "pec"; "Bits (Drilling and boring)--Catalogs.", "Coal-mining machinery--Catalogs.", "Mining machinery--Catalogs."; "14256"; .