D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of
![D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.1.2%20Bolts%20and%20Nuts.jpg)
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.5.%20Types%20of%20Locking.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.1.1.Square%20Bolt.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.3%20Square%20Nut.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.1.1%20Bolts%20and%20Nuts.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.1.2%20Bolts%20and%20Nuts.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.4.%20Types%20of%20Lock%20Nuts.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts
![](http://ecoursesonline.iasri.res.in/pluginfile.php/2788/mod_page/content/2/Module%202%20Lesson%208%20Fig.8.2%20Hexagonal%20Nut.jpg)
D&CG: LESSON 8. Nuts and bolts- square headed, hexagonal, types of lock nuts, studs, machine screws, cap screw and wood screw, foundation bolts