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mandril |
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mandrel, mandril
1. a spindle on which a workpiece is supported during machining operations 2. a shaft or arbor on which a machining tool is mounted 3. the driving spindle in the headstock of a lathe 4. Brit a miner's pick mandrel, mandril 1. A temporary internal support for a light-gauge metal shell during a pile-driving operation; takes the impact of the pile hammer during driving and is then withdrawn before concrete is placed in the shell; also called a pile core. 2. A cylindrical bar or spindle, used chiefly as a support during machining or forming operations. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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