A Harbor Freight 30″ sheet metal bending brake is located in the metal shop.
Don’t use on sheet metal thicker than 17 gauge steel
Usage:
A thick piece of rectangular bar-stock is used in conjunction with this brake as work-holding. It should always be stored with the brake when not in use. Please clamp accordingly.
Gauge Conversion Table:
| Gauge No | Inch | Metric |
|---|---|---|
| 0 | 0.324″ | 8.2mm |
| 1 | 0.300″ | 7.6mm |
| 2 | 0.276″ | 7.0mm |
| 3 | 0.252″ | 6.4mm |
| 4 | 0.232″ | 5.9mm |
| 5 | 0.212″ | 5.4mm |
| 6 | 0.192″ | 4.9mm |
| 7 | 0.176″ | 4.5mm |
| 8 | 0.160″ | 4.1mm |
| 9 | 0.144″ | 3.7mm |
| 10 | 0.128″ | 3.2mm |
| 11 | 0.116″ | 2.9mm |
| 12 | 0.104″ | 2.6mm |
| 13 | 0.092″ | 2.3mm |
| 14 | 0.080″ | 2.0mm |
| 15 | 0.072″ | 1.8mm |
| 16 | 0.064″ | 1.6mm |
| 17 | 0.056″ | 1.4mm |
| 18 | 0.048″ | 1.2mm |
| 19 | 0.040″ | 1.0mm |
| 20 | 0.036″ | 0.9mm |
| 21 | 0.032″ | 0.8mm |
| 22 | 0.028″ | 0.7mm |
| 23 | 0.024″ | 0.6mm |
| 25 | 0.020″ | 0.5mm |
| 26 | 0.018″ | 0.45mm |
| 27 | 0.0164″ | 0.42mm |
| 28 | 0.0148″ | 0.37mm |
| 29 | 0.0136″ | 0.34mm |
| 30 | 0.0124″ | 0.31mm |
| 31 | 0.0116″ | 0.29mm |
| 32 | 0.0108″ | 0.27mm |
| 33 | 0.0100″ | 0.25mm |
| 34 | 0.0092″ | 0.23mm |
| 35 | 0.0084″ | 0.21mm |
| 36 | 0.0076″ | 0.19mm |
| 37 | 0.0068″ | 0.17mm |
| 38 | 0.0060″ | 0.15mm |
| 39 | 0.0052″ | 0.13mm |
| 40 | 0.0048″ | 0.12mm |