Clear lock picking practice lock which includes spool pin type security pins. Internal pin stacks are visible from all angles. Unlike cut away locks, the lock housing is fully intact and feels and operates exactly like a regular lock.
Practice lock picking while watching the movement of the lock pins. An excellent way to gain a clearer understanding of how and why a lock can be compromised while you gain skill in lock picking.
More and more locks are including spool pins as an extra security measure. Learn to overcome them by watching what happens when you pick a lock with spool pins.