NA 121

DIN Standards Committee Tools and Clamping Devices

DIN ISO 525 [Withdrawn] references following documents:

Document number Edition Title
ISO 603-7 1999-07 Bonded abrasive products - Dimensions - Part 7: Grinding wheels for manually guided grinding More 
ISO 8486-1 1996-08 Bonded abrasives - Determination and designation of grain size distribution - Part 1: Macrogrits F4 to F220 More