FIVE PIN SPOOL CUT AWAY LOCK Learn to lock pick with Sparrows cut away locks. These practice cylinders will help you to learn and improve your lock picking skills. With the ability to see the internal working of the lock you gain the benefit of seeing how different picks can manipulate each pin. Sparrows Cut away locks come in with standard or High security pins. Currently all our cut away designs feature a barrel key with a schlage keyway This Five pin Spool version is perfect for learning how to pick more advanced locks. These high security pins are designed to bind and give what is called false set. False set will give to the feed back of having properly lifted the pin to the sheer line when in fact it has not been properly set. With a cut away spool pin lock you will be able to see and feel false set and learn how to apply it in the field.