File:Extruded Holes.JPG

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Extruded_Holes.JPG (554 × 596 pixels, file size: 126 KB, MIME type: image/jpeg)

Captions

Captions

A punch and die used for making extruded holes

Summary

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Description
English: Extruded holes in sheet metal with the punch and die used to create them. The left hole was punched without using a pilot hole. A 1/16" (1.58mm) pilot hole was used in the center and a number 58 (0.042" or 1.06mm) pilot hole was used on the right. Material: 16-gauge (0.062" 1.6mm) hot rolled mild steel. Die (right top): Roper-Whitney type O, 7/32" (nominal 5.55mm). Punch (left top): high-speed steel 0.113" (2.87mm) diameter with a 90° point.
Date
Source Own work
Author Douglas W. Jones

Licensing

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Date/TimeThumbnailDimensionsUserComment
current20:37, 9 December 2014Thumbnail for version as of 20:37, 9 December 2014554 × 596 (126 KB)Douglas W. Jones (talk | contribs)User created page with UploadWizard

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