1. Engineering drawing / Machining drawing2. Welding process / symbols (MMAW / CO2)3. Bearings4. Machine tool and its operation5. Levelling and alignment6. Gas cutting process
1. Engineering drawing / Machining drawing2. Welding process / symbols (MMAW / CO2)3. Bearings4. Machine tool and its operation5. Levelling and alignment6. Gas cutting process