Kwụsị 35% Gbanyụọ Ugbu a
Ihe ntinye pcbn tipped nwere brab cbn brazed ka a na -eji arụpụta ọla siri ike dị ka nodular cast iron, hardened steel, high speed steel, die steel, steel steel, steel ciment, steel resisted steel, carbon tool steel, chromium na nickel molybdenum alloy . ndụmọdụ na -arụ ọrụ nke ntinye cbn bụ nke polycrystalline cubic boron nitride, ntinye cbn bụ maka ...
Gosi Usoro Koodu