What angle should the nilakka have?

[sogflash]

What angle should the edge on a nilakka have for it? What angle does the improved ones have?

 

[Bugout Bill]

It should have a more sensible steel.

I think they now run them with a 15 degree microbevel.

 

[RevDevil]

Enough to keep it from chipping out.

 

[sogflash]

Enough to keep it from chipping out.

OK, but I wouldn't know the exact angle for that.