The mysterious API diameter row

An episode from the series "Fun with Drilling Engineering" with Prof. Dr. Matthias Reich.
Camera, cut : Susann Klein
Made at the Institute of Drilling Engineering and Fluid Mining of the Technical University Bergakademie Freiberg, Germany.
The education of Petroleum Engineers belongs to the program "Geotechnics, Mining and Geo Energy Systems".
Please feel free to visit our homepage on tu-freiberg.de/fakult3/tbt​​​... or send feedback, enquiries or suggestions to [e-mail].
Voiceover Artist: Bamisebi Joseph Adetiloye

[@abhinavbist8118]

Great

[@jyothishpv1113]

Hi Sir, your classes are impressive. Kindly add more details about drilling tools, API licenses related to drilling tools.

[@funwithdrillingengineering7649]

Which drilling tools and API-licences are you especially interested in? We will see if we can provide the episodes. Thanks for watching!

[@user-lw5lb8xu7v]

Hi sir, from where we can get drilling tools such as you used in your videoes : drilling bits, mud motor, drill pipe ... etc. ?
If there are any online website avaliable for that, kindely tell me.