M16 series
The British Army, and RAF Regiment, use the FN MAG as their GPM. There is a wide variety of variants, but the most common is the L7A2.
Handgun
Considering that the British Commonwealth had the most men on the ground (this would include Australians, New Zealanders and Canadians) the most common gun was probably the Lee Enfield infantry rifle. On the opposing side the most common gun would have been Mauser rifles.
hand gun is the most common
The most common hand-gun caliber used to be 9mm Luger. Recently I bought a pistol and took a self-defense course. Now it seems the most popular caliber is the.40 Caliber Smith and Wesson.********There are popular, and there are most common. The most common gun caliber is .22 rimfire, in terms of the total number sold.
The most common hand gun used in James Bond is, The Walther PPK.
The most common usage for a screw gun is to replace a screwdriver. The screw gun is a very convenient tool that makes projects with a lot of screws faster to complete.
In the US Military, the word "Gun" means a cannon (Field Piece, Field Gun, Artillery, Self Propelled Gun, etc.). A "Gun Emplacement" is a place in which a cannon is positioned. During the Vietnam War, the most common US Army/US Marine gun was probably the 105mm Field Gun (105mm Artillery), a split trailed towed cannon. Small arms refers to machine guns, pistols, carbines, and rifles. The most common rifles used by the Marines in WW2 was the M1 garand semiautomic 30-06 caliber rifle. In Korea, the same. In Vietnam, it was the M14 semiautomatic rifle in .308 caliber (7.62mm NATO); by the late 1960's in Vietnam, Marine riflemen transitioned to the US Army's new M16 assault rifle in caliber .223 (5.56mm NATO).
Most of training is mostly exercising and gun training. You will be doing a lot of running weights courses, drills and gun training during the Army basic training.
Yes
No specific records
.69 caliber Springfield