Angle Grinder (125 cutting disc) motor armature with winding diameter 39 (length 51), distance between bearing positions is 131, total length 163 mm, shank 8 mm, bearings are put on 12 and 8 mm, thread 8 mm. Suitable with Stern, DWT WS 10 125T/WS10-125TV/ 10-115T/ TV, Ferm 125 and other angle grinders