Worm Rake 0.015 thick with metal handle Thin picks are often needed for narrow keyways and work very well with top of keyway tension. With a pick that is 0.015 you can often pick the entire center line of the lock working from the base of the keyway to the pins.

These 0.015 picks are very flexible and strong and do maintain their shape under use. Standard picks are 0.025 thick.