You are English to the tips of your little fingers.
She opened the door with the tips of her fingers.
I hadn't been able to feel the tips of my fingers for some time now.
They're even difficult to feel with the tip of your finger.
He held the ball up on the tips of his fingers.
She put the tip of her little finger on it.
He picked things up only with the tips of his fingers.
She put the tips of her fingers on my lips.
He picked it up, using only the tips of his fingers.
With the tips of her fingers, she felt something smooth.