Drill bit sizes for Detent ball

[BRad704]

Could someone please help me fill in the ??'s below please??

1/16" Detent Ball => #55 drill bit through blade and liner, Then #53 though the liner ONLY to set the ball.

3/32" Detent Ball => #?? drill bit through blade and liner, Then #?? though the liner ONLY to set the ball.

1/8" Detent Ball => #?? drill bit through blade and liner, Then #?? though the liner ONLY to set the ball.

 

[BRad704]

Looking at this chart, I think this may be right. Just need some clarification from someone who has used the larger detent balls before.

http://www.carbidedepot.com/formulas-drillsize.htm

3/32" Detent => #45 for the blade and #43 for the liner
1/8" Detent => #33 for the blade and #31 for the liner

 

[12345678910]

I'd do some scrap testing on those sizes first.

If that's not working for you, you can get decimal inch sized and dowel pin reamers in smaller increments.