Bosch Ag7 Spindle Suitable For 7" Grinding /Steel & Stone Cutting machine in Bosch GWS 20-180 / GWS 24-180 AG7 Model
Brand : Generic
Spindle Thread : M14
Suitable For : Bosch GWS 20-180 / GWS 24-180 .
spindle helps to rotate the blade for cutting / grinding. Spindle was attached with bearing in the top housing. So it can run without shaken.
so please read the user manual to avoid that.