Here's a steel ruler friend for carpenter or any DIYer to make a square and marker tool with 50cm or 30cm steel ruler. Linear holes are 5mm apart and radial holes are 10degrees apart. I hope it's useful ^_^
| 30cm_Ruler_Square_Brace.stl | 2.7MB | |
| 50cm_Ruler_Square_Brace.stl | 2.7MB | |
| fastener.stl | 2.9MB | |
| L.stl | 1.7MB | |
| R.stl | 689.1KB |
