If you are looking to do some work on your Glock, there are three essential tools that you must have and practice with before beginning to customize your pistol. Now you probably have 2 out of 3, and if you don’t you can get them at any hardware store. Hammer:  NOT FOR PINS!!.  You actually only need the hammer to bang out the rear sight with a punch when you are getting rid of the cheap factory plastic sights. 3/32″ pin punch:  All...