MARPOSS absolute measuring gauge for pre-in-post process on grinders
MARPOSS manual gauge for countersink and depth measurements,MARPOSS - Protomar Mini(プロトマーミニ): 研削盤向け究極の絶対値測定用ゲージ,MARPOSS absolute measuring gauge for pre-in-post process on grinders,MARPOSS internal diameter grinding process monitoring gauge line