A driver license is not a right provided for in the Constitution. It's a privilege, not a right. Confusing the two means you are confused. Felons lose their right to firearms, felons of DWI cases can still have their license reinstated. That makes sense.
No such animal as a bullet piercing round. If you meant an armor piercing round, then we understand you may be out of your skill set. Just for a bit of education , an armor piercing round is less lethal than your everyday hollow point. Sure it presents a threat to body armor, but if you give me a choice, I'll take the armor piercing round everyday.
And citizens can and do own machine guns, flame throwers, tanks and so on. The cost of ownership for licensing by the government and the cost of the item itself make it just not cost effective for the everyday Chicago thug to obtain. Easier to break in my house and steal my firearms.