Standard [CURRENT]
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This standard applies to diamond core drills used in optical engineering for drill grinding on brittle-hard materials. It specifies requirements for drill grinders that are mounted via an external connection thread. This standard has been prepared by Working Committee NA 027-01-11 AA "Fertigungsmittel der Optik" ("Production in optical engineering") at DIN Standards Committee Optics and Precision Mechanics (NAFuO).