manufacturing founded december 19 1934 headquarters iwaki fukushima japan area served worldwide key people jacob harpaz chairman satoshi kinoshita president & ceo products metal cutting tools steel products wear resistant tools civil engineering tools and friction materials parent international metalworking companies website http www.tungaloy.com tungaloy corporation japanese is an international company that specializes in production and sales of metal cutting tools as well as industrial products . headquartered in japan it was the first company in the country to succeed in developing superhard alloy . 1 tungaloy is a member of the international metalworking companies imc which is owned by berkshire hathaway . in november 2011 the company celebrated the opening of its new production facility in japan ; as the chairman president and ceo of berkshire hathaway warren buffett took part in the ceremony . 2 contents 1 history 2 products 3 serving industries 4 international plants and offices 5 see also 6 references 7 external links history edit august 2008 marked a turning point for the company as tungaloy became a member of the international metalworking companies imc owned by warren buffett s berkshire hathaway . 3 this acquisition led to rapid installation of latest machinery and automation in its production facilities as well as advanced its r & d laboratories . in 2010 tungaloy s headquarters marketing production and r & d functions gathered in iwaki fukushima in japan to streamline communication channels and improve synergy between the departments . 1 the company celebrated the opening of its new production plant in 2011 with the presence of warren buffett which turned into his first visit to japan . 2 products edit metal cutting tools steel products wear resistant tools civil engineering tools and friction materials 4 serving industries edit automobile construction aerospace infrastructure oil & gas and heavy industries power rail and ship building 4 international plants and offices edit japan us canada mexico brazil germany france italy czech republic spain sweden russia poland uk hungary turkey the netherlands croatia china thailand singapore vietnam indonesia india south korea malaysia and australia 4 see also edit international metalworking companies berkshire hathaway warren buffett references edit a b japanese recruit site a b berkshire hathaway chairman warren e. buffett suggests open communications marketing savvy and a strong value proposition are keys to success in today s global economy business wire . retrieved february 17 2014 . buffett unit to buy japanese tool maker tungaloy . reuters . retrieved march 05 2014 . a b c tungaloy website external links edit tungaloy corporation website v t e berkshire hathaway board of directors warren buffett chairman and ceo charlie munger howard graham buffett susan decker bill gates david gottesman charlotte guyman donald keough thomas murphy ronald olson walter scott jr. insurance applied underwriters berkshire hathaway assurance berkshire hathaway homestate companies kansas bankers surety company berkshire hathaway specialty insurance boatus central states indemnity gateway underwriters agency geico gen re medical protective national indemnity company guard insurance seaworthy insurance company united states liability insurance group materials and construction acme brick benjamin moore & co. charter brokerage clayton homes international metalworking companies johns manville lubrizol marmon marmon herrington procor union tank car company mitek mouser electronics precision castparts corp. shaw industries tti furniture cort business services jordan s furniture larson juhl nebraska furniture mart rc willey home furnishings star furniture apparel brooks sports fruit of the loom russell vanity fair fechheimer brothers garanimals h.h. brown shoe group acme boots justin brands louis transportation berkshire hathaway automotive burlington northern santa fe corporation 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