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The screw thread sizes and "genders" used for attaching brushes to the rods vary between different calibers and manufacturers. Some of the most common threads and genders for rods/cords are listed below. [1] Corresponding brushes and other accessories will have the opposite gender. Rods for .17 to .204 caliber (4.4 to 5.2 mm) #5-40 UNC female
The 20-gauge shotgun is the next most popular size [citation needed], and is popular for upland game hunting. The next most popular sizes are the .410 bore and the 28 gauge. The least popular sizes are the 10 gauge and the 16 gauge; while far less common than the other four gauges, they are still commercially available. [citation needed] [9]
For both of these rules of thumb (85%/90% and major minus pitch), the tap drill size yielded is not necessarily the only possible one, but it is a good one for general use. The 85% and 90% rules works best in the range of 1 ⁄ 4 –1 in (6.4–25.4 mm), the sizes most important on many shop floors. Some sizes outside that range have different ...
The needle is moved when measuring the bore and mechanically or electronically transfers that data to the dial or readout. The head also includes an interchangeable end that is used to set the nominal size, and reference contacts to aid in alignment with the bore. The interchangeable ends come in varying lengths to accommodate a range of bore ...
Shotguns are classed according to gauge, a related expression. The gauge of a shotgun refers to how many lead spheres, each with a diameter equal to that of the bore, that amounts to one pound (454 g (1.0 lb)) in weight. In the case of a 12-gauge (18.5 mm) shotgun, it would take 12 spheres the size of the shotgun's bore to equal a pound. [12]
.17 PMC/Aguila.17 Hornady Mach 2.17 Hornady Magnum Rimfire.17 Winchester Super Magnum.22 BB Cap.22 CB Cap.22 Short.22 Long.22 Long Rifle.22 Extra Long