A piece the size of your smallest finger will be sufficient.

These are small blades typically 10mm wide, approximately the size of your little finger.

It was gold plated, the size of her middle finger.

He was feeding it with twigs the size of his finger.

The bullet makes only a small hole on entering - about the size of your little finger.

It seemed to come from some luminous object about the size and shape of a child's finger.

The device was about the size of his little finger.

The tunnel was about the size of your finger.

It had only been a few days, but he'd already gotten used to talking to a beautiful naked woman the size of his finger.

About the size of your little finger, most of them.