As much point as there is in any variety of gauge or calibre. Some people might find the .20 Gauge more comfortable to handle; especially those of smaller stature.
I have a model 167 series E and it is a 12 gauge up to 3" magnum
20 gauge is larger
12 gauge is thicker than 20 gauge. The lower the gauge, the thicker the sheet metal or wire.
a 20 gauge is a type of many shotguns but it is smaller than a 12 gauge but bigger that a 410. a 20 gauge is a good shotgun for all ages.
20 gauge is equel to 0.8mm
20
20 gauge is thicker (the lower the number, the thicker the steel).
Convert gauge to mil
310 revelation 20 gauge
12
The metal of the 17 gauge waste drain is thicker than the 20 gauge.
A round gauge with a needle to point at the measure.