holders

i need to upgrade indicators and holders. i want to get a longer tenth indicator to indicate the throat area of the bore. i am wondering if the mitutoyo 513-504 is the indicator to get for this. as far as holders go, i have been looking at the noga dg61003. is there any other brands/models i...

I am going to attempting my first build soon and am trying to acquire all the tools. Which floating reamer holders work the best. I have been considering a Bald Eagle and JGS. Any input on either one of these would be helpful.