[Elecraft] KPA 100 toroid "sewing"

[John Wiener]

I am winding L1: 27 turns of #22 red enamel wire on a RED T50-2 core.

I get to 22 turns and the internal parts of coiled wire touch..   
I.e., no room to make more turns.  What am I doing wrong?

Am I using right core, wire?

Thanks!

John
AB8WH

PS,
I'm baaaaack.