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A micrometer, sometimes known as a micrometer screw gauge, is a device incorporating a calibrated screw widely used for accurate measurement of components [1] in mechanical engineering and machining as well as most mechanical trades, along with other metrological instruments such as dial, vernier, and digital calipers.
10mm Auto. The 10mm Auto (also known as the 10×25mm, official C.I.P. nomenclature: 10 mm Auto, [7] official SAAMI nomenclature: 10mm Automatic) [8] is a powerful and versatile semi-automatic pistol cartridge introduced in 1983. Its design was adopted and later produced by ammunition manufacturer FFV Norma AB of Åmotfors, Sweden.
The .38-40 Winchester (10.17x33mmR) is actually a .40 caliber (10 mm) cartridge shooting .401 in (10.2 mm) caliber bullets. The cartridge was introduced by Winchester in 1874 and is derived from their .44-40 Winchester. This cartridge was introduced for rifles, but in its reintroduction for cowboy action shooting it has seen some popularity as ...
10 mm caliber. This is a list of firearm cartridges which have bullets in the 10 millimetres (0.39 in) to 10.99 millimetres (0.433 in) caliber range. Length refers to the cartridge case length. OAL refers to the overall length of the cartridge. All measurements are in mm (in).
Rifling of a 105 mm Royal Ordnance L7 tank gun Conventional rifling of a 90 mm M75 cannon (production year 1891, Austria-Hungary) Rifling in a GAU-8 autocannon. Rifling is the term for helical grooves machined into the internal surface of a firearms's barrel for imparting a spin to a projectile to improve its aerodynamic stability and accuracy ...
Class I: accurate to ±1.10mm over 10m length; Class II: accurate to ±2.30mm over 10m length; Class III: accurate to ±4.60mm over 10m length; If a tape measure has been certified then the class rating is printed onto the tape alongside other symbols including the nominal length of the tape, the year of manufacture, the country of manufacture ...
Decimal degrees (DD) is a notation for expressing latitude and longitude geographic coordinates as decimal fractions of a degree. DD are used in many geographic information systems (GIS), web mapping applications such as OpenStreetMap, and GPS devices. Decimal degrees are an alternative to using sexagesimal degrees (degrees, minutes, and ...
The micrometre (Commonwealth English as used by the International Bureau of Weights and Measures; [1] SI symbol: μm) or micrometer (American English), also commonly known by the non-SI term micron, [2] is a unit of length in the International System of Units (SI) equalling 1 × 10 −6 metre (SI standard prefix "micro-" = 10 −6); that is, one millionth of a metre (or one thousandth of a ...