Purchased All Black 15 oz. estwing, make sure it is as long as a standard 22 oz estwing. Let me tell you this is a great hammer. It's lighter and hits just as hard as the standard 22-ounce Estwing, but with a sleek new black design. I'm a union carpenter and have used this hammer on concrete forms, scaffolding, interior trim, etc. This is a versatile hammer. what everything does. I have tested this hammer and some other hammers I have on 16d double headed nails. This hammer mated with my…