| UNIT 1 |
| Grinding (Surface and Cylindrical). Grinding wheels. Scrappers and their types. Scrapping, Lapping and Honing processes. |
UNIT 2 |
| Tolerance and Limits. Different types of Gauges like Depth gauge, Height gauge and Sine bar. |
| UNIT 3 |
| Oxy Acetylene welding blow pipe. Electric welding electrode holder. Modern welding Processes. MIG and TIG welding machines. |
| UNIT 4 |
| Fire precautions against outbreak of fire. Fire extinguishers. |
| UNIT 5 |
| Forge and its parts. Tools used like Anvil, Swage block, Tongs, Hammers and Swage. Forging processes. |
| UNIT 6 |
| Fabrication of Door and Window frames, Grills and doors. Estimation of fabrication Work. Problems. |
