![](TABSPACE.GIF) | ![CLOSE THIS BOOK](OPENBOOK.GIF) | Centring, Drilling and Counterboring / Countersinking - Course: Techniques for machining of material. Trainees' handbook of lessons (Institut für Berufliche Entwicklung, 22 p.) |
![](ARRRGHT.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | (introduction...) |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 1. Purpose of centring, drilling and counterboring/countersinking |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 2. Types and application of centring, drilling and counterboring/ countersinking tools |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 3. Preparation of centring, drilling and counterboring/countersinking |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 4. Centring with the centre square, centre bell and height gauge |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 5. Centring with the centre drill |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 6. Centring with the turning tool |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 7. Drilling with the drill and boring with the boring tool (turning tool) |
![](TABSPACE.GIF) | ![VIEW THE DOCUMENT](ITEXT.GIF) | 8. Counterboring/countersinking with counterbore/countersink and turning tool |