File:Extruded Holes.JPG
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Summary
| 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 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:37, 9 December 2014 | | 554 × 596 (126 KB) | Douglas W. Jones | User created page with UploadWizard |
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