About GONDA HIDENOBU
About オーエスジー 技セ
About HANYU HIROYUKI
About オーエスジー 技セ
About トライボロジスト
About coated tool
About cutting tool
About film
About fiber reinforced plastic
About silicon carbide
About end mill
About tool life
About twist drill
About abrasion resistance
About heat resistance
About covering
About microcrystal
About tool steel
About carbon fiber reinforced plastics
About SKD11
About diamond coating
About technological trend
About hard coating
About multilayer coating
About mechanical property
About resistance (endure)
About CFRP
About development trend
About hard film
About multilayer coating
About Cutting in general
About Techniques and equipment of thin film deposition
About Other surface treatment
About 硬質膜
About 開発
About 動向
About 膜特性
About 評価法
About 現状
About 切削工具
About 開発動向