Hole Sizes for Reaming

[doubleboost]

(05-05-2013, 03:10 PM)EdK Wrote:

(05-05-2013, 02:59 PM)doubleboost Wrote:

(05-05-2013, 02:12 PM)EdK Wrote: I need to ream some 1/2" and 3/8" holes in some 12L14 and was wondering if 1/64" undersize is the correct size for reaming? I haven't done a lot of reaming so I'm deficient in reaming knowledge.

Thanks,
Ed

Hi
Ed
That should be fine
I use 0.2 mm undersize
Never turn the reamer in the wrong direction (but you will already know that)
John

Thanks John. I'll soon see how it goes.

Oh, what RPMs should I be using for 1/2" and 3/8" reamers?

Ed

Very slow with cutting fluid
John