1 00:00:01,670 --> 00:00:08,960 Screwdrivers when it comes to screwdriver the first thing that you need to have is a blade or flat as 2 00:00:08,960 --> 00:00:18,540 you can see in this heads one quarter or three eight inch it's preferable to have a range of fun quarters. 3 00:00:18,650 --> 00:00:25,380 Up to three eighths of an inch and must have at least four inch shaft. 4 00:00:25,400 --> 00:00:34,160 This is the shaft and this is the blade or flat head and you must have a range of them because you might 5 00:00:34,160 --> 00:00:40,070 face different screws and you need to use the right screw with the right head. 6 00:00:41,630 --> 00:00:45,400 It also comes with a plastic or rubber grip as you can see. 7 00:00:45,440 --> 00:00:47,440 These two have lasted grip. 8 00:00:47,900 --> 00:00:56,120 So this is the first crude screwdriver type that you need to have and you also need to have a star or 9 00:00:56,120 --> 00:01:08,280 Phillips and this one must have at least four inch shaft was also a plastic or a grabber hand. 10 00:01:08,330 --> 00:01:17,810 The third thing that you need to have is are precision screwdrivers which are used for smaller screw 11 00:01:17,980 --> 00:01:19,000 drives. 12 00:01:19,010 --> 00:01:21,690 As you can see they have very small heads. 13 00:01:21,830 --> 00:01:29,210 They are mostly used in small bit board or electronic circuits just like the ones available in mobile 14 00:01:29,270 --> 00:01:32,700 application on mobile devices or on laptops. 15 00:01:32,720 --> 00:01:40,730 You need to have this set of screwdriver with a very tiny head and different shapes. 16 00:01:41,210 --> 00:01:49,790 There are always come together in a box and they are very commonly available online. 17 00:01:49,790 --> 00:01:51,730 So you can get them anywhere. 18 00:01:52,780 --> 00:02:00,730 You should also have a set of insulated screwdrivers as you can see the shaft is fully insulated using 19 00:02:00,730 --> 00:02:07,090 rubber or plastic with a blade flat or a Phillips head as you can see. 20 00:02:07,090 --> 00:02:16,620 These are very useful when you are dealing with high current high voltage circuits cause you must avoid 21 00:02:16,980 --> 00:02:25,290 the possibility of you touching the shaft of the screwdriver when trying to assemble or assemble a circuit 22 00:02:25,290 --> 00:02:28,530 while it's working or while its power. 23 00:02:28,650 --> 00:02:37,320 So these screwdriver will come in handy and you will avoid getting shocked by electricity when dealing 24 00:02:37,320 --> 00:02:40,710 with these circuits so have them. 25 00:02:40,770 --> 00:02:47,850 They are very necessary and sometimes in a certain situation you can't avoid dealing with a circuit 26 00:02:47,850 --> 00:02:50,160 while it's spot on. 27 00:02:50,320 --> 00:02:51,670 All right has power. 28 00:02:51,690 --> 00:02:55,170 So you need to be ready for all scenarios. 29 00:02:55,320 --> 00:03:05,400 Again you need to have a flat or a blade screwdriver Phillips or star decision screwdrivers very small 30 00:03:05,400 --> 00:03:13,000 heads and a set of insulated screwdrivers to protect yourself from electric shock.