Bosch 1800 4 1/2" Angle Grinder Cutoff "saw arbor flange" Questions

...arbor flanges are installed correctly. If you arent sure, I would make sure that the one with the chamfer goes on first, with the chamfer facing the tool (see picture 1). Put your disc on, and then ...

...arbor nut needs to tighten. What you need is the clamping flange, Bosch part number 3603340501. If you have a tool repair center near you they may have one or can order you one. If not, you can get ...