double-wafer

A double-ball pick is used like a rake on double-wafer locks in conjunction with a tension wrench (two-pronged end).

Secrets Of Lock Picking Hampton, Steven 1987

A special tension wrench is used for double-wafer cylinder locks with an end with two prongs on one end and tubular cylinder locks with the single prong on the other end.

Secrets Of Lock Picking Hampton, Steven 1987

You may have to repeat this process a few times, but double-wafer locks can and will open with such treatment.

Secrets Of Lock Picking Hampton, Steven 1987

You should feel confident with pin, wafer and double-wafer tumbler locks before you attempt rim cylinder locks.

Secrets Of Lock Picking Hampton, Steven 1987

The second tension wrench should be .062 inches square (.062 inches x .062 inches) on the tubular cylinder side (one pronged end), and .045 inches thick on the double-wafer end (two-pronged end).

Secrets Of Lock Picking Hampton, Steven 1987

We will discuss tubular cylinder and double-wafer locks later as well.

Secrets Of Lock Picking Hampton, Steven 1987

This allows easy entry for the pick on double-wafer locks.

Secrets Of Lock Picking Hampton, Steven 1987

A ball pick is used for picking double-wafer cylinder locks, though I never carry one; I use a large diamond pick and reverse it when picking these locks.

Secrets Of Lock Picking Hampton, Steven 1987