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A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses ( sockets ). Hex keys are formed from a single piece of hard hexagonal steel rod, having blunt ends that fit snugly into similarly shaped screw sockets. The rods are bent to 90º, forming two ...
Originally named Allen Manufacturing Company, the business produced hexagonal set screws and wrenches to fasten them. The terms "Allen wrench" (American English) and "Allen key" (British English) [ 3] are derived from the Allen brand name and refer to the generic product category "hex keys". W.G. Allen [ 4] filed the first related patent in ...
Ethan Allen (armsmaker) 6 shot .36 caliber percussion pepperbox by Allen & Thurber (Worcester). Barrel flute bears 1837 patent date, hammer is marked "Allen's Patent". Ethan Allen (September 2, 1808 – January 7, 1871) was a major American arms maker from Massachusetts. He is unrelated to the revolutionary Ethan Allen.
Rockwell Automation, Inc. is an American provider of industrial automation and digital transformation technologies. Brands include Allen-Bradley , FactoryTalk software and LifecycleIQ Services. Headquartered in Milwaukee , Wisconsin, Rockwell Automation employs approximately 26,000 people and has customers in more than 100 countries worldwide.
Socket wrench. A socket wrench (or socket spanner) is a type of spanner (or wrench [ 1] in North American English) that uses a closed socket format, rather than a typical open wrench/spanner to turn a fastener, typically in the form of a nut or bolt. [ 2] The most prevalent form is the ratcheting socket wrench, often informally called a ratchet.
Double hex is a screw drive with a socket shaped as two coaxial offset hex recesses; it can be driven by standard hex key tools. The shape resembles triple square and spline screw drives, but they are incompatible. The radial "height" of each arris is reduced, compared to a six-point, although their number is doubled.
This is a list of auto parts, which are manufactured components of automobiles. This list reflects both fossil-fueled cars (using internal combustion engines) and electric vehicles; the list is not exhaustive. Many (not all) of these parts are also used on other motor vehicles such as trucks and buses.
Low-profile quad flat-package ( LQFP ): 1.4 mm high, varying sized and pins on all four sides. Plastic quad flat-pack ( PQFP ), a square with pins on all four sides, 44 or more pins. Ceramic quad flat-pack ( CQFP ): similar to PQFP. Metric quad flat-pack ( MQFP ): a QFP package with metric pin distribution.