单词 | screw-mandrel |
释义 | > as lemmasscrew-mandrel screw-mandrel n. †(a) a mandrel used for cutting screws (obsolete rare); (b) a mandrel with a threaded socket at one end for the attachment of tools. ΘΚΠ society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > machine for cutting screw-threads > part holding tool screw-mandrel1680 1680 J. Moxon Mech. Exercises I. xi. 199 Another sort of Mandrel is called the Screw-Mandrel. 1846 C. Holtzapffel Turning & Mech. Manip. II. 612 The screw-mandrel or traversing mandrel. 2004 Tool & Machinery Catal. 2005 (Axminster Power Tool Centre Ltd.) iv. 7/3 The set contains 36 cutting wheels, 36 medium sanding discs, 1 drum sander..and 2 screw mandrels. < as lemmas |
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