Welcome to ModelEngineMaker !If you have problems registering or logging in, please use the contact menu option to request assistance.
Depending on the material (especially for steel, for aluminum too sometimes if the alloy is one of the ones that likes to stick to the cutter edge), for long slots like that I will frequently drill a chain of holes down the length to remove the bulk of the material, goes pretty quick in the mill. Then come back with the end mill and connect the dots.
Jason...I'm still amazed how you caught that. I don't recall you had done the Monitor...what made you think something was wrong?
(Other than since it was me...there had to be something amiss.)
So, it's hot pepper pizza Friday with a stinking hoppie back, should we expect anything other than banter for the next few hours Cletus