A study on end milling of hardened steel (3rd report) -a prediction model of curing forces for ball end mills and control for constant cutting forces using this model,Face milling of BN added steels,Influence of hob materials on behavior of crater wear of hob in dry hobbing (fundamental experiments using fully coated fly tools), Materials That Enhance Wear Resistance In Tooling For Aluminum Castings,Microstructure analysis of TiC hard layer produced by electrical discharge machining,Preparation of diamond-coated tools and their cutting performance.