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2. Collet - Wikipedia

   en.wikipedia.org/wiki/Collet

   ER Collet . The "ER" collet system, developed and patented by Swiss manufacturer Rego-Fix in 1972, and standardized as DIN 6499, is the most widely used tool clamping system in the world and today available from many producers worldwide. [7] [8] The standard series are: ER-8, ER-11, ER-16, ER-20, ER-25, ER-32, ER-40, and ER-50. The "ER" name ...

3. Chuck (engineering) - Wikipedia

   en.wikipedia.org/wiki/Chuck_(engineering)

   An exception is the ER collet which typically has a working range of 1 mm (about 0.04 in). Collets usually are made to hold cylindrical work, but are available to hold square, hexagonal or octagonal workpieces. While most collets are hardened, "emergency" collets are available that can be machined to special sizes or shapes by the user.

4. Tool management - Wikipedia

   en.wikipedia.org/wiki/Tool_management

   Unlike hand tools, a tool in numerically (digitally) controlled machines is composed of several parts, such as the cutting tool (which may be one piece or comprise a body plus indexable inserts), a collet, and a toolholder with a machine taper. Putting the parts together accurately into an assembly is required to achieve error-free production.

5. Machine taper - Wikipedia

   en.wikipedia.org/wiki/Machine_taper

   The collets have a precision bore with axial compression slots for holding cutting tools and are threaded for the drawbar. The R8 system is commonly used with collets ranging in size from 1 ⁄ 8 ″ to 3 ⁄ 4 ″ in diameter or tool holders with the same or slightly larger diameters. The collets or tool holders are placed directly into the ...

6. List of common EMC test standards - Wikipedia

   en.wikipedia.org/wiki/List_of_common_EMC_test...

   Generic Standards Generic EMC Standards are standards related to a particular environment, which specify the set of essential EMC requirements and test procedures, applicable to all the products or systems intended for operation in this environment, provided that no specific EMC Standards for a particular product family, product, system or ...

7. Exclusive-U.S. whistleblower says Mastercard, Visa failed to ...

   www.aol.com/news/exclusive-u-whistleblower-says...

   The whistleblower, a senior compliance expert in the credit card and banking industries, said the two giant card companies knew their networks were being used to pay for illegal content on the ...

8. US Supreme Court tackles straight woman's 'reverse ... - AOL

   www.aol.com/us-supreme-court-tackles-straight...

   Ames started working in Ohio's juvenile corrections system in 2004, and was promoted in 2014 to administrator of the department's program aimed at complying with federal standards for preventing ...

9. Machine tool - Wikipedia

   en.wikipedia.org/wiki/Machine_tool

   Methods were developed to cut screw thread to a greater precision than that of the feed screw in the lathe being used. This led to the bar length standards of the 19th and early 20th centuries. American production of machine tools was a critical factor in the Allies' victory in World War II.