Robbie Rhodes brother wrote:

     > ... Modern NC equipment can place holes to 0.5 thousandths of an
     >inch. Indexing the cylinder can be with an auxiliary rotary table
     >which is also NC controlled. I assume the pins are ground to length
     >after being placed in the cylinder.  Dig out the tolerances required;
     >I can get data on the machines.

        Ahh, we know what can actually do the job, but most of us mortals
     have no acess to these wonder machines. Is it possible that he has one
     that is "free" on occasion to do other tasks? This could make the job
     quite easy, instead of the prospect of drilling by hand.

     PCS
     Akron, oHIo