Is this still not fixed yet? Are miche cups defo aluminium? Seems like your making a lot of hard work out of this. Decent quality drill bits, a cold chisel should see this out no bother. Otherwise half an hour with a vertical mill or even a drill press would sort this.
Is this still not fixed yet? Are miche cups defo aluminium? Seems like your making a lot of hard work out of this. Decent quality drill bits, a cold chisel should see this out no bother. Otherwise half an hour with a vertical mill or even a drill press would sort this.