About FUKUI H
About Sumitomo Electric Hardmetal Corp., Hyogo, JPN
About OKIDA J
About Sumitomo Electric Hardmetal Corp., Hyogo, JPN
About OMORI N
About Sumitomo Electric Hardmetal Corp., Hyogo, JPN
About MORIGUCHI H
About Sumitomo Electric Hardmetal Corp., Hyogo, JPN
About TSUDA K
About Sumitomo Electric Hardmetal Corp., Hyogo, JPN
About Surface & Coatings Technology
About DLC film
About DLC(carbon)
About Lubrication in general
About Cutting in general
About アルミ合金
About 機械加工
About DLC
About コーティング工具
About 切削性能